The Rohrbach "ROBBE" RO VII seaplane : military or commercial
This is a 1927 NACA Aircraft Circular issued by the National Advisory Committee for Aeronautics, documenting the Rohrbach Robbe RO VII seaplane for an aviation engineering audience, with the record attributed to NASA's Technical Reports Server. Sentence two: the plates pair a line drawing of the three-view layout, showing plan, front and profile with the hull, twin-engine nacelles and float struts, with photographs of the flying boat on water and on its wheeled undercarriage, useful for studying aircraft silhouettes and technical diagram conventions.
