Inverted Jenny, U.s. Postage Stamp, 1918
Science Source
Wwi, German Fokker D Vii Fighter Plane
Photo Researchers
Crop Duster Applying Fertilizer
Ron Sanford
Curtiss Jn-4, Airmail Service #2
Science Source
Wwi, Post-war Germany, Airplane Cemetery
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Wwi, Albatros D.iii Fighter Plane
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Crop Duster Applying Seed To Rice Field
Ron Sanford
Crop Dusting
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Malaria Control, Spraying Insecticide
Science Source
Curtiss Jn-4, Airmail Service #1
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Curtiss Jn-4, Airmail Service
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Wwi, No. 1 Raf Squadron, 1918
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WWI German British Dogfight
Nypl
Wwi, Albatros With Gotha, German
Photo Researchers
Curtiss P-1 Hawk,1925
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Stonehenge 1914
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