Photograph of a U.S. Army Air Corps serviceman, identified as "Ellis" in the inscription, wearing a gas mask, Langley Field, Virginia, circa 1940s.
Inscription on verso: "Ellis (Langley)."
Photograph of a group of servicemen wearing gas masks during a gas drill, Langley Field, Virginia, circa 1940s.
Inscription on verso: "Gas drill. Langley."
Photograph of a Zodiac airship in flight over Langley Field, Virginia, April 15, 1920.Inscription: "C-20173 - Balloon - Zodiac - Langley Field, Va. - 4-15-20."
Photograph of a Zodiac airship in flight over Langley Field, Virginia, April 15, 1920.Inscription: "C-20170 - Balloon - Zodiac - Langley Field, Va. - 4-15-20."
Photograph of a Zodiac airship in flight over Langley Field, Virginia, April 15, 1920.Inscription: "C-20167 - Balloon - Zodiac - Langley Field, Va. - 4-15-20."
Photographic print of "Thanksgiving Day Movies" illustration, produced by the United States Army (U.S.A.) School of Aerial Photography, Langley Field, Virginia, November 1920.