Results for "Smithsonian Institution. Environmental Sciences Program"
![Samuel L. Hoyt, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3948].](/sites/default/files/styles/sia-image-200/public/site_util_images/image_missing.jpg "Samuel L. Hoyt, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3948].")
Samuel L. Hoyt
Edward P. Hyde
- Creator: Moore, Frank
Harry W. Jakeman
- Date: 1940 October 28, 1940
- Creator: Master Photographers
K. W. Johansson
- Date: 1929
- Creator: Cox, Howard
Robert L. King
Clarence M. Knudson
Andrew Johnson Mutchler
- Creator: Scott, Julian P
H. C. Frost
Robert Alan Frosch
George Damon Fuller
William Louis Garrison
- Date: 1968
R. C. Gery
- Date: 1953 January 3, 1953
![Samuel L. Hoyt, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3948].](https://ids.si.edu/ids/iiif/SIA-SIA2008-3948/full/250,/0/default.jpg "Samuel L. Hoyt, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3948].")
![Edward P. Hyde, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4249].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4249/full/250,/0/default.jpg "Edward P. Hyde, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4249].")
![Harry W. Jakeman, 1940, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4355].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4355/full/250,/0/default.jpg "Harry W. Jakeman, 1940, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4355].")
![K. W. Johansson, 1929, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4467].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4467/full/250,/0/default.jpg "K. W. Johansson, 1929, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4467].")
![Robert L. King, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4837].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4837/full/250,/0/default.jpg "Robert L. King, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4837].")
![Clarence M. Knudson, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4897].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4897/full/250,/0/default.jpg "Clarence M. Knudson, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4897].")
![Andrew Johnson Mutchler, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2009-1294].](https://ids.si.edu/ids/iiif/SIA-SIA2009-1294-000001/full/250,/0/default.jpg "Andrew Johnson Mutchler, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2009-1294].")
![H. C. Frost, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1736].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1736/full/250,/0/default.jpg "H. C. Frost, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1736].")
![Robert Alan Frosch, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1742].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1742/full/250,/0/default.jpg "Robert Alan Frosch, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1742].")
![George Damon Fuller, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1752].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1752/full/250,/0/default.jpg "George Damon Fuller, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1752].")
![William Louis Garrison, 1968, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1829].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1829/full/250,/0/default.jpg "William Louis Garrison, 1968, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1829].")
![R. C. Gery, 1953, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1893].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1893/full/250,/0/default.jpg "R. C. Gery, 1953, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1893].")