Photograph of a Curtiss HS-2L seaplane, circa 1917-1918.Inscription: "An H boat."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a U.S. Navy Curtiss HS-2L seaplane, circa 1917-1918.Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a Curtiss HS-2L seaplane, circa 1917-1918.Inscription on album page: "At anchor."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a U.S. Navy Curtiss HS-2L seaplane, circa 1917-1918.Inscription on album page: "Close-up of an H."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a U.S. Navy Curtiss HS-2L seaplane (nose number 1830), circa 1917-1918.Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a U.S. Navy Curtiss HS-2L seaplane, circa 1917-1918. A ship is visible in the background.Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of U.S. Navy Curtiss HS-2L seaplanes parked in front of Fort Jefferson, Tortugas, Florida, circa 1917-1918.Inscription: "The fort at Tortugas."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval…
Photograph of a Curtiss HS-2L seaplanes, circa 1917-1918.Inscription: "An H on the beach."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a U.S. Navy Curtiss N-9 seaplane coming in for a landing, circa 1917-1918.Inscription: "Landing."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air Station, Florida, circa 1917-1918.
Photograph of a U.S. Navy Curtiss N-9 seaplane, equipped with a Hispano-Suiza engine, in flight, circa 1917-1918.Inscription: "Hispano on the wing."Part of a photograph album related to C. E. Roy's service with the U.S. Navy at Key West Naval Air…