Extreme aerial views of the Holmesburg section of Northeast Philadelphia, Philadelphia. [graphic]. Aero Service Corporation, photographer. Rivers -- Pennsylvania -- Philadelphia. Extreme aerial views of the Holmesburg section of Northeast Philadelphia. The Delaware River and Pennypack Creek are visible. Negative numbers: 22454s, 22455s. PA. Philadelphia. 1941 1941 Safety negatives -- 1940-1950. Aerial photographs -- 1940-1950. 2 negatives : safety ; 21 x 25 cm. (8 x 10 in.) digitool:62307 Library Company of Philadelphia PRINT PRINT Aero Service [P.8990.22454s; P.8990.22455s] P.8990.22454s P.8990.22455s Holmesburg (Philadelphia, Pa.) Delaware River (N.Y. - Del. and N.J.)