Image: HoffmanCollierTrophyfromPresCoolidge
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Description: President Calvin Coolidge (left) presenting the 1926 Collier Trophy for that year's greatest achievement in American aviation to Edward L. Hoffman (right). Secretary of War Dwight Davis stands in the center.
Title: HoffmanCollierTrophyfromPresCoolidge
Credit: https://airandspace.si.edu/collection-objects/awards-and-trophies-collier-robert-j-trophy-1920s-coolidge-calvin-hoffman-edward
Author: Unknown authorUnknown author
Usage Terms: Public domain
License: Public domain
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