Double-exposed photograph depicting a scale airplane model on a stand and a serviceman with a mounted gunsight, circa 1917-1919.Part of a scrapbook related to Edward I. Sproull's military career during and after World War I, circa 1916-1919.
Photograph of a scale airplane and a gunsight mounted on stands, circa 1917-1919.Part of a scrapbook related to Edward I. Sproull's military career during and after World War I, circa 1916-1919.
Photograph of a scale model of a U.S. Navy Curtiss N-9 seaplane, circa 1917-1918. The inscription refers to the Hispano-Suiza engine often used in these planes.Inscription: "Same plane"Part of a photograph album related to C. E. Roy's service with…
Photograph of a scale model of a U.S. Navy Curtiss N-9 seaplane, circa 1917-1918. The inscription refers to the Hispano-Suiza engine often used in these planes.Inscription: "A miniature Hispano."Part of a photograph album related to C. E. Roy's…
Photograph of a model aircraft in flight, circa 1910. The inscription notes that the model was built by Ralph Newcomb.Inscription on verso of print: "S. F. / 1910 / Flying model built by Ralph Newcomb."Inscription on envelope: "Flying model S.F. /…