Photograph of Charles Lindberg piloting a Bowlus SP-1 Paper Wing Glider above a crowd, Fish Ranch, Carmel, California, March 1930.Inscription on envelope: "Lindbergh + sail plane at Fish Ranch, Carmel Calif."
Photograph of Lawrence Brown's Gage Tractor aircraft taking off, circa 1912. Inscription on envelope: "Lawrence Brown's Gage Tractor with 80 hp gyro revolving motor."
Photograph of a man, possibly Lawrence Brown, with Brown's Gage Tractor aircraft, circa 1912. Inscription on envelope: "Lawrence Brown's Gage Tractor with 80 hp gyro revolving motor."