Results for "Smithsonian Institution. Environmental Sciences Program"
Roxie Laybourne Examining a Dented Aircraft Nose Cone
- Date: c. 1980s
- Creator: Unknown
- Creator: Unknown
Roxie Laybourne Testing Materials from Aircraft Part
- Date: c. 1980s
- Creator: Unknown
- Creator: Unknown
Lazare Gelin
A. G. Handschumacher
- Date: 1966 05/03/1966
Langley Medal for Aerodromics
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Louis R. Purnell in Airman Uniform
- Date: c. 1942
- Creator: Unknown
- Creator: Unknown
Event Records, 1996-2016
- Date: 1996 1996-2016
- Creator: National Air and Space Museum (U.S.) National Air and Space Society
Richard Hallion
- Date: 1975
- Creator: Unknown
- Creator: Unknown
Balloonist Ascends from Smithsonian Grounds
- Date: June 18, 1861 Civil War, 1861-1865
George W. Hettrick
- Date: 1958
Chester Winslow Hicks
E. Eliot Green
![Lazare Gelin, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1873].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1873/full/250,/0/default.jpg "Lazare Gelin, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1873].")
![A. G. Handschumacher, 1966, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3320].](https://ids.si.edu/ids/iiif/SIA-SIA2008-3320/full/250,/0/default.jpg "A. G. Handschumacher, 1966, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3320].")
![George W. Hettrick, 1958, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3839].](https://ids.si.edu/ids/iiif/SIA-SIA2008-3839/full/250,/0/default.jpg "George W. Hettrick, 1958, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3839].")
![Chester Winslow Hicks, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3861].](https://ids.si.edu/ids/iiif/SIA-SIA2008-3861/full/250,/0/default.jpg "Chester Winslow Hicks, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3861].")
![E. Eliot Green, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-2066].](https://ids.si.edu/ids/iiif/SIA-SIA2008-2066-000001/full/250,/0/default.jpg "E. Eliot Green, Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-2066].")