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 four servicemen, identified as Brown, Zucker, Reeve, and Banks in the inscription, standing outside a building, circa 1940s.Inscription on verso: "Brown, Zucker, Reeve, Banks."
Photograph of two servicemen, identified as Reeve and Wainer in the inscription, standing outside a building, circa 1940s.Inscription on verso: "Reeve, Wainer.”