Leaflet about American airplane roundels, circa 1918. Text: "When you see this sign on an airplane [red, blue, and white roundel] / He is an American / Don't shoot at him / He is trying to help you.Inscription on album page: "Dropt [dropped] by…
Photograph of the USS Von Steuben, photographed through the porthole of another ship, circa 1917-1919. Another ship is visible nearby.Inscription on album page: "Von Steuben."Part of Album Two from the Nancy Harkness Collection of World War I…
Photograph of the Adolphe Bridge, Luxembourg City, Luxembourg, circa 1918-1919.Inscription on album page: "Luxembourge [sic]."Part of Album Two from the Nancy Harkness Collection of World War I Photograph Albums, circa 1914-1919.
Photograph of Adolphe Bridge, Luxembourg City, Luxembourg, circa 1918-1919.Inscription on album page: "Luxembourge [sic]."Part of Album Two from the Nancy Harkness Collection of World War I Photograph Albums, circa 1914-1919.
Aerial photograph of the Berlin Cathedral and surrounding buildings, Germany, circa 1914-1919.Inscription on album page: "Berlin."Part of Album Two from the Nancy Harkness Collection of World War I Photograph Albums, circa 1914-1919.
Aerial photograph of a destroyed village, France, circa 1914-1919. Inscription on album page: "French village. 250m."Part of Album Two from the Nancy Harkness Collection of World War I Photograph Albums, circa 1914-1919.
Aerial photograph of Fort Douaumont, Verdun, France, circa May 1916. Inscription on album page: "Fort Doamont [sic], Verdun. May 1916. Picture by Boche. 6200m."Part of Album Two from the Nancy Harkness Collection of World War I Photograph Albums,…
Aerial photograph of Fort Douaumont, Verdun, France, circa November 1916. Inscription on album page: "Fort Doamont [sic], Verdun. Nov 1916. Picture by Boche. Note advanced demolition."Part of Album Two from the Nancy Harkness Collection of World War…
Photograph of Luxembourg City, Luxembourg, circa 1918-1919.Inscription on album page: "Luxembourge [sic]."Part of Album Two from the Nancy Harkness Collection of World War I Photograph Albums, circa 1914-1919.
Photograph of Luxembourg City, Luxembourg, circa 1918-1919. The Passerelle (Luxembourg viaduct) is visible in the background. Inscription on album page: "Luxembourge [sic]."Part of Album Two from the Nancy Harkness Collection of World War I…