Date: | 10 10 1902 |
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Description: | Wilbur Wright gliding down the steep slope of Big Kill Devil Hill at Kitty Hawk, North Carolina. Much of the Wright Brothers' success derived from the fact... |
Date: | 1880 |
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Description: | Elevated view of the University of Wisconsin-Madison Washburn Observatory. Hill, trees and fields are in the background. A man is standing near a small obs... |
Date: | 1953 |
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Description: | Stone displaying ancient writing. The rock was on the grounds of International Harvester's Phoenix Proving Grounds. Opened in 1947, the proving ground was... |
Date: | |
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Description: | Outdoor group portrait of men from the Forest Products Lab posed along with wooden propellers. They are posed on a hill, with trees in the background. |
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