Observation balloon fatally pierced by incendiary bullets from America...
Public domain photograph of vintage stereoscopic card - Picryl description
Airplanes - Types - Aviation Experiment Station, Langley Field, Hampto...
Photographer: Signal Corps Airplanes - Types Public domain photograph of aircraft, free to use, no copyright restrictions image - Picryl description
Airplanes - Types - Aviation Experiment Station, Langley Field, Hampto...
Date Taken: 6/18/1917 Photographer: Signal Corps Airplanes - Types Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description
Airplanes - Types - Aviation Experiment Station, Langley Field, Hampto...
Photographer: Signal Corps Airplanes - Types Public domain photograph of aircraft, free to use, no copyright restrictions image - Picryl description
Production. Pratt and Whitney airplane engines. More power for our fig...
Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.
A formation of U.S. Army Air Forces B-25 Mitchell bombers and an escor...
Image source: U.S. Army Air Forces. Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944. More information abou... More
A formation of U.S. Army Air Forces B-25 Mitchell bombers and an escor...
Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.
Observation balloon fatally pierced by incendiary bullets from America...
Stereograph title from item. Series title and number from accompanying guide book (call number: D521.H32). Keystone catalog no. V18923. Copyright by The Keystone View Company. Purchase; Jeffrey Kraus; 2009; (DL... More
Observation balloon fatally pierced by incendiary bullets from America...
Stereograph title from item. Series title and number from accompanying guide book (call number: D521.H32). Keystone catalog no. V18923. Copyright by The Keystone View Company. Purchase; Jeffrey Kraus; 2009; (DL... More
Observation balloon fatally pierced by incendiary bullets from America...
reverse side of stereoscopic card