Thayer Glacier
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![ID: 3652<br />Photo Name: Thayer_2007_5 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_5.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_5.jpg.thumbnail.jpg "Thayer_2007_5")
Name: Thayer 2007 5
Date: 8/24/2007
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![ID: 3660<br />Photo Name: Collier_Linn_Renfrew_Thayer_1979_01 <a href=http://glaciers.us/sites/default/files/images/north_sister_1979_1_3.tiff>[ Download ]</a><br />Date: 7/29/1979<br />Source: J. E. O'Connor<br />Photographer: Gregg, H.R.<br />](http://glaciers.us/sites/default/files/images/north_sister_1979_1_3.tiff.thumbnail.png "Collier_Linn_Renfrew_Thayer_1979_01")
Name: Collier Linn Renfrew Thayer 1979 01
Date: 7/29/1979
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![ID: 3659<br />Photo Name: Collier_Irving_Linn_Renfrew_Thayer_1949_01 <a href=http://glaciers.us/sites/default/files/images/middle_north_sister_1949_1_4.tiff>[ Download ]</a><br />Date: 8/25/1949<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](http://glaciers.us/sites/default/files/images/middle_north_sister_1949_1_4.tiff.thumbnail.png "Collier_Irving_Linn_Renfrew_Thayer_1949_01")
Name: Collier Irving Linn Renfrew Thayer 1949 01
Date: 8/25/1949
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![ID: 3658<br />Photo Name: Linn_Villard_Thayer_1974_1 <a href=http://glaciers.us/sites/default/files/images/linn_villard_thayer_1974_1_1.tiff>[ Download ]</a><br />Date: 9/6/1974<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](http://glaciers.us/sites/default/files/images/linn_villard_thayer_1974_1_1.tiff.thumbnail.png "Linn_Villard_Thayer_1974_1")
Name: Linn Villard Thayer 1974 1
Date: 9/6/1974
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Name: Linn Villard 1956 1
Date: 9/23/1956
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![ID: 3656<br />Photo Name: Thayer_2007_9 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_9.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_9.jpg.thumbnail.jpg "Thayer_2007_9")
Name: Thayer 2007 9
Date: 8/24/2007
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![ID: 3655<br />Photo Name: Thayer_2007_8 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_8.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_8.jpg.thumbnail.jpg "Thayer_2007_8")
Name: Thayer 2007 8
Date: 8/24/2007
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![ID: 3654<br />Photo Name: Thayer_2007_7 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_7.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_7.jpg.thumbnail.jpg "Thayer_2007_7")
Name: Thayer 2007 7
Date: 8/24/2007
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![ID: 3653<br />Photo Name: Thayer_2007_6 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_6.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_6.jpg.thumbnail.jpg "Thayer_2007_6")
Name: Thayer 2007 6
Date: 8/24/2007
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![ID: 3651<br />Photo Name: Thayer_2007_4 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_4.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_4.jpg.thumbnail.jpg "Thayer_2007_4")
Name: Thayer 2007 4
Date: 8/24/2007
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![ID: 3650<br />Photo Name: Thayer_2007_3 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_3.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_3.jpg.thumbnail.jpg "Thayer_2007_3")
Name: Thayer 2007 3
Date: 8/24/2007
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![ID: 3649<br />Photo Name: Thayer_2007_26 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_26.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_26.jpg.thumbnail.jpg "Thayer_2007_26")
Name: Thayer 2007 26
Date: 8/29/2007
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![ID: 3648<br />Photo Name: Thayer_2007_25 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_25.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_25.jpg.thumbnail.jpg "Thayer_2007_25")
Name: Thayer 2007 25
Date: 8/29/2007
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![ID: 3647<br />Photo Name: Thayer_2007_24 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_24.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_24.jpg.thumbnail.jpg "Thayer_2007_24")
Name: Thayer 2007 24
Date: 8/29/2007
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![ID: 3646<br />Photo Name: Thayer_2007_23 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_23.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_23.jpg.thumbnail.jpg "Thayer_2007_23")
Name: Thayer 2007 23
Date: 8/29/2007
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![ID: 3645<br />Photo Name: Thayer_2007_22 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_22.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_22.jpg.thumbnail.jpg "Thayer_2007_22")
Name: Thayer 2007 22
Date: 8/29/2007
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![ID: 3644<br />Photo Name: Thayer_2007_21 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_21.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_21.jpg.thumbnail.jpg "Thayer_2007_21")
Name: Thayer 2007 21
Date: 8/28/2007
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![ID: 3643<br />Photo Name: Thayer_2007_20 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_20.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_20.jpg.thumbnail.jpg "Thayer_2007_20")
Name: Thayer 2007 20
Date: 8/28/2007
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![ID: 3642<br />Photo Name: Thayer_2007_19 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_19.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_19.jpg.thumbnail.jpg "Thayer_2007_19")
Name: Thayer 2007 19
Date: 8/28/2007
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![ID: 3641<br />Photo Name: Thayer_2007_18 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_18.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_18.jpg.thumbnail.jpg "Thayer_2007_18")
Name: Thayer 2007 18
Date: 8/28/2007
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![ID: 3640<br />Photo Name: Thayer_2007_17 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_17.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_17.jpg.thumbnail.jpg "Thayer_2007_17")
Name: Thayer 2007 17
Date: 8/28/2007
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![ID: 3639<br />Photo Name: Thayer_2007_16 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_16.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_16.jpg.thumbnail.jpg "Thayer_2007_16")
Name: Thayer 2007 16
Date: 8/28/2007
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![ID: 3638<br />Photo Name: Thayer_2007_15 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_15.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_15.jpg.thumbnail.jpg "Thayer_2007_15")
Name: Thayer 2007 15
Date: 8/28/2007
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![ID: 3637<br />Photo Name: Thayer_2007_14 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_14.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_14.jpg.thumbnail.jpg "Thayer_2007_14")
Name: Thayer 2007 14
Date: 8/28/2007
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![ID: 3636<br />Photo Name: Thayer_2007_13 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_13.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_13.jpg.thumbnail.jpg "Thayer_2007_13")
Name: Thayer 2007 13
Date: 8/28/2007
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![ID: 3635<br />Photo Name: Thayer_2007_12 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_12.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_12.jpg.thumbnail.jpg "Thayer_2007_12")
Name: Thayer 2007 12
Date: 8/28/2007
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![ID: 3634<br />Photo Name: Thayer_2007_11 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_11.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_11.jpg.thumbnail.jpg "Thayer_2007_11")
Name: Thayer 2007 11
Date: 8/24/2007
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![ID: 3633<br />Photo Name: Thayer_2007_10 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_10.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](http://glaciers.us/sites/default/files/images/thayer_2007_10.jpg.thumbnail.jpg "Thayer_2007_10")
Name: Thayer 2007 10
Date: 8/24/2007
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Name: Thayer 1960 1
Date: 9/21/1960
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Name: Thayer 1956 1
Date: 9/23/1956
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Name: Thayer 1937 2
Date: 9/24/1937
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Name: Thayer 1937 1
Date: 9/24/1937
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![ID: 3628<br />Photo Name: Collier_Linn_Renfrew_Thayer_1979_01 <a href=http://glaciers.us/sites/default/files/images/north_sister_1979_1_2.tiff>[ Download ]</a><br />Date: 7/29/1979<br />Source: J. E. O'Connor<br />Photographer: Gregg, H.R.<br />](http://glaciers.us/sites/default/files/images/north_sister_1979_1_2.tiff.thumbnail.png "Collier_Linn_Renfrew_Thayer_1979_01")
Name: Collier Linn Renfrew Thayer 1979 01
Date: 7/29/1979
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![ID: 3627<br />Photo Name: Irving_Renfrew_Thayer_1963_01 <a href=http://glaciers.us/sites/default/files/images/middle_sister_1963_1_1.tiff>[ Download ]</a><br />Date: 9/4/1963<br />Source: J. E. O'Connor<br />Photographer: A. Post<br />](http://glaciers.us/sites/default/files/images/middle_sister_1963_1_1.tiff.thumbnail.png "Irving_Renfrew_Thayer_1963_01")
Name: Irving Renfrew Thayer 1963 01
Date: 9/4/1963
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![ID: 3626<br />Photo Name: Collier_Irving_Linn_Renfrew_Thayer_1949_01 <a href=http://glaciers.us/sites/default/files/images/middle_north_sister_1949_1_3.tiff>[ Download ]</a><br />Date: 8/25/1949<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](http://glaciers.us/sites/default/files/images/middle_north_sister_1949_1_3.tiff.thumbnail.png "Collier_Irving_Linn_Renfrew_Thayer_1949_01")
Name: Collier Irving Linn Renfrew Thayer 1949 01
Date: 8/25/1949
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![ID: 3625<br />Photo Name: Linn_Villard_Thayer_1974_1 <a href=http://glaciers.us/sites/default/files/images/linn_villard_thayer_1974_1_0.tiff>[ Download ]</a><br />Date: 9/6/1974<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](http://glaciers.us/sites/default/files/images/linn_villard_thayer_1974_1_0.tiff.thumbnail.png "Linn_Villard_Thayer_1974_1")
Name: Linn Villard Thayer 1974 1
Date: 9/6/1974
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![ID: 3624<br />Photo Name: Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1979_01 <a href=http://glaciers.us/sites/default/files/images/southsister_1979_1_4.tiff>[ Download ]</a><br />Date: 7/29/1979<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />Notes: USFS aerial photograph<br />](http://glaciers.us/sites/default/files/images/southsister_1979_1_4.tiff.thumbnail.png "Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1979_01")
Name: Clark Eugene Lewis LostCreek Prouty Thayer 1979 01
Date: 7/29/1979
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![ID: 3623<br />Photo Name: Carver_Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1949_01 <a href=http://glaciers.us/sites/default/files/images/southsister_1949_1_5.tiff>[ Download ]</a><br />Date: 8/25/1949<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />Notes: USFS aerial photograph<br />](http://glaciers.us/sites/default/files/images/southsister_1949_1_5.tiff.thumbnail.png "Carver_Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1949_01")
Name: Carver Clark Eugene Lewis LostCreek Prouty Thayer 1949 01
Date: 8/25/1949
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![ID: 3622<br />Photo Name: Carver_Prouty_Thayer_1931_01 <a href=http://glaciers.us/sites/default/files/images/southsister_1931_1_1.tiff>[ Download ]</a><br />Date: 7/4/1931<br />Source: Oregon Historical Society<br />Photographer: Unknown<br />Notes: Courtesy J. E. OConnor<br />](http://glaciers.us/sites/default/files/images/southsister_1931_1_1.tiff.thumbnail.png "Carver_Prouty_Thayer_1931_01")
Name: Carver Prouty Thayer 1931 01
Date: 7/4/1931
![ID: 3652<br />Photo Name: Thayer_2007_5 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_5.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_5.jpg.preview.jpg "Thayer_2007_5")
![ID: 3660<br />Photo Name: Collier_Linn_Renfrew_Thayer_1979_01 <a href=http://glaciers.us/sites/default/files/images/north_sister_1979_1_3.tiff>[ Download ]</a><br />Date: 7/29/1979<br />Source: J. E. O'Connor<br />Photographer: Gregg, H.R.<br />](/sites/default/files/images/north_sister_1979_1_3.tiff.preview.png "Collier_Linn_Renfrew_Thayer_1979_01")
![ID: 3659<br />Photo Name: Collier_Irving_Linn_Renfrew_Thayer_1949_01 <a href=http://glaciers.us/sites/default/files/images/middle_north_sister_1949_1_4.tiff>[ Download ]</a><br />Date: 8/25/1949<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](/sites/default/files/images/middle_north_sister_1949_1_4.tiff.preview.png "Collier_Irving_Linn_Renfrew_Thayer_1949_01")
![ID: 3658<br />Photo Name: Linn_Villard_Thayer_1974_1 <a href=http://glaciers.us/sites/default/files/images/linn_villard_thayer_1974_1_1.tiff>[ Download ]</a><br />Date: 9/6/1974<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](/sites/default/files/images/linn_villard_thayer_1974_1_1.tiff.preview.png "Linn_Villard_Thayer_1974_1")
![ID: 3656<br />Photo Name: Thayer_2007_9 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_9.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_9.jpg.preview.jpg "Thayer_2007_9")
![ID: 3655<br />Photo Name: Thayer_2007_8 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_8.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_8.jpg.preview.jpg "Thayer_2007_8")
![ID: 3654<br />Photo Name: Thayer_2007_7 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_7.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_7.jpg.preview.jpg "Thayer_2007_7")
![ID: 3653<br />Photo Name: Thayer_2007_6 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_6.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_6.jpg.preview.jpg "Thayer_2007_6")
![ID: 3651<br />Photo Name: Thayer_2007_4 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_4.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_4.jpg.preview.jpg "Thayer_2007_4")
![ID: 3650<br />Photo Name: Thayer_2007_3 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_3.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_3.jpg.preview.jpg "Thayer_2007_3")
![ID: 3649<br />Photo Name: Thayer_2007_26 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_26.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_26.jpg.preview.jpg "Thayer_2007_26")
![ID: 3648<br />Photo Name: Thayer_2007_25 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_25.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_25.jpg.preview.jpg "Thayer_2007_25")
![ID: 3647<br />Photo Name: Thayer_2007_24 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_24.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_24.jpg.preview.jpg "Thayer_2007_24")
![ID: 3646<br />Photo Name: Thayer_2007_23 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_23.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_23.jpg.preview.jpg "Thayer_2007_23")
![ID: 3645<br />Photo Name: Thayer_2007_22 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_22.jpg>[ Download ]</a><br />Date: 8/29/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_22.jpg.preview.jpg "Thayer_2007_22")
![ID: 3644<br />Photo Name: Thayer_2007_21 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_21.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_21.jpg.preview.jpg "Thayer_2007_21")
![ID: 3643<br />Photo Name: Thayer_2007_20 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_20.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_20.jpg.preview.jpg "Thayer_2007_20")
![ID: 3642<br />Photo Name: Thayer_2007_19 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_19.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_19.jpg.preview.jpg "Thayer_2007_19")
![ID: 3641<br />Photo Name: Thayer_2007_18 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_18.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_18.jpg.preview.jpg "Thayer_2007_18")
![ID: 3640<br />Photo Name: Thayer_2007_17 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_17.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_17.jpg.preview.jpg "Thayer_2007_17")
![ID: 3639<br />Photo Name: Thayer_2007_16 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_16.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_16.jpg.preview.jpg "Thayer_2007_16")
![ID: 3638<br />Photo Name: Thayer_2007_15 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_15.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_15.jpg.preview.jpg "Thayer_2007_15")
![ID: 3637<br />Photo Name: Thayer_2007_14 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_14.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_14.jpg.preview.jpg "Thayer_2007_14")
![ID: 3636<br />Photo Name: Thayer_2007_13 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_13.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_13.jpg.preview.jpg "Thayer_2007_13")
![ID: 3635<br />Photo Name: Thayer_2007_12 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_12.jpg>[ Download ]</a><br />Date: 8/28/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_12.jpg.preview.jpg "Thayer_2007_12")
![ID: 3634<br />Photo Name: Thayer_2007_11 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_11.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_11.jpg.preview.jpg "Thayer_2007_11")
![ID: 3633<br />Photo Name: Thayer_2007_10 <a href=http://glaciers.us/sites/default/files/images/thayer_2007_10.jpg>[ Download ]</a><br />Date: 8/24/2007<br />Source: Portland State University & <a href="http://glaciers.research.pdx.edu/Asset-Sources#Mazamas">Mazamas</a><br />Photographer: <a href="http://glaciers.research.pdx.edu/Asset-Sources#John_Scurlock">John Scurlock</a><br />](/sites/default/files/images/thayer_2007_10.jpg.preview.jpg "Thayer_2007_10")
![ID: 3628<br />Photo Name: Collier_Linn_Renfrew_Thayer_1979_01 <a href=http://glaciers.us/sites/default/files/images/north_sister_1979_1_2.tiff>[ Download ]</a><br />Date: 7/29/1979<br />Source: J. E. O'Connor<br />Photographer: Gregg, H.R.<br />](/sites/default/files/images/north_sister_1979_1_2.tiff.preview.png "Collier_Linn_Renfrew_Thayer_1979_01")
![ID: 3627<br />Photo Name: Irving_Renfrew_Thayer_1963_01 <a href=http://glaciers.us/sites/default/files/images/middle_sister_1963_1_1.tiff>[ Download ]</a><br />Date: 9/4/1963<br />Source: J. E. O'Connor<br />Photographer: A. Post<br />](/sites/default/files/images/middle_sister_1963_1_1.tiff.preview.png "Irving_Renfrew_Thayer_1963_01")
![ID: 3626<br />Photo Name: Collier_Irving_Linn_Renfrew_Thayer_1949_01 <a href=http://glaciers.us/sites/default/files/images/middle_north_sister_1949_1_3.tiff>[ Download ]</a><br />Date: 8/25/1949<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](/sites/default/files/images/middle_north_sister_1949_1_3.tiff.preview.png "Collier_Irving_Linn_Renfrew_Thayer_1949_01")
![ID: 3625<br />Photo Name: Linn_Villard_Thayer_1974_1 <a href=http://glaciers.us/sites/default/files/images/linn_villard_thayer_1974_1_0.tiff>[ Download ]</a><br />Date: 9/6/1974<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />](/sites/default/files/images/linn_villard_thayer_1974_1_0.tiff.preview.png "Linn_Villard_Thayer_1974_1")
![ID: 3624<br />Photo Name: Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1979_01 <a href=http://glaciers.us/sites/default/files/images/southsister_1979_1_4.tiff>[ Download ]</a><br />Date: 7/29/1979<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />Notes: USFS aerial photograph<br />](/sites/default/files/images/southsister_1979_1_4.tiff.preview.png "Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1979_01")
![ID: 3623<br />Photo Name: Carver_Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1949_01 <a href=http://glaciers.us/sites/default/files/images/southsister_1949_1_5.tiff>[ Download ]</a><br />Date: 8/25/1949<br />Source: J. E. O'Connor<br />Photographer: Unknown<br />Notes: USFS aerial photograph<br />](/sites/default/files/images/southsister_1949_1_5.tiff.preview.png "Carver_Clark_Eugene_Lewis_LostCreek_Prouty_Thayer_1949_01")
![ID: 3622<br />Photo Name: Carver_Prouty_Thayer_1931_01 <a href=http://glaciers.us/sites/default/files/images/southsister_1931_1_1.tiff>[ Download ]</a><br />Date: 7/4/1931<br />Source: Oregon Historical Society<br />Photographer: Unknown<br />Notes: Courtesy J. E. OConnor<br />](/sites/default/files/images/southsister_1931_1_1.tiff.preview.png "Carver_Prouty_Thayer_1931_01")