USS Constitution sailing on the Delaware River, Philadelphia. [graphic]. Aero Service Corporation, photographer. Constitution (Frigate) Warships. Piers & wharves -- Pennsylvania -- Philadelphia. Rivers -- Pennsylvania -- Philadelphia. Waterfronts -- Pennsylvania -- Philadelphia. Aerial views of the USS Constitution sailing on the Delaware River in Philadelphia. The frigate is surrounded by tugboats and the waterfronts of South Philadelphia and Camden, New Jersey can also be seen. Negative numbers: P291, P292, P293, P297, P298. PA. Philadelphia. 1931 ca. 1931 Glass negatives -- 1930-1940. Aerial photographs -- 1930-1940. 5 negatives : glass ; 21 x 25 cm. (8 x 10 in.) digitool:62198 Library Company of Philadelphia PRINT PRINT Aero Service [P.8990.P291; P.8990.P292; P.8990.P293; P.8990.P297; P.8990.P298] P.8990.P291 P.8990.P292 P.8990.P293 P.8990.P297 P.8990.P298 Delaware River (N.Y.-Del. and N.J.) Camden (N.J.) South Philadelphia (Philadelphia, Pa.)