Cover image for Official maps of the Delaware and Schuylkill Rivers approaches to the city of Philadelphia
Official maps of the Delaware and Schuylkill Rivers approaches to the city of Philadelphia
Title:
Official maps of the Delaware and Schuylkill Rivers approaches to the city of Philadelphia
Author:
U.S. Coast and Geodetic Survey.
Publication Information:
[Washington, D.C.] : The Survey, 1891.
Physical Description:
1 atlas (2 folded maps : mounted on linen ; 127 x 63 cm. each) : color ; 36 cm.
General Note:
Stamp: "Aids to Navigation corrected for information received to Nov. 20, 1891."

Relief shown by hachures and contours; depths shown by soundings (in feet), bathymetric isolines, and shading.

Cover title.

"Wm. W. Harkness, no. 938 Drexel Building"--Cover.
Language:
English
Contents:
Philadelphia water front, Schuylkill River, Pennsylvania -- Philadelphia water front, Delaware river, Pennsylvania.
Format :
Book