Photographer: Curtiss Aeroplane & Motor Corp. Airplanes - Manufacturing Plants Public domain photograph of aircraft engine, free to use, no copyright restrictions image - Picryl description
Photographer: Curtiss Aeroplane & Motor Corp. Airplanes - Manufacturing Plants Public domain photograph of experimental aircraft, prototype, aviation design and development, no copyright restrictions image - P More
Photographer: Aero Instrument Corp Airplanes - Instruments Public domain photograph related to electric instruments, free to use, no copyright restrictions image - Picryl description
Photographer: From the Willys-Morrow Co. Airplanes - Manufacturing Plants Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description