United States. Coast and Geodetic Survey. *Map 835.2.B5.1931.3
United States—east coast. Massachusetts. Boston Harbor. [Chart.]
— Washington. 1931. Size, 34% & 4336 inches. Scale, 1:20000, or (computed), 166674 feet to 1 inch.
 
This card was printed at the Boston Se Public Library, June 28, 1933.
D2379 — Sailing charts. — Boston. Harbor. Maps.