Nautical charts. Boston, Mass. Boston Harbor, Mass., hydrography and topography by Coast and Geodetic Survey with additions and revisions from other sources to 1946; no 246. Scale naut. m.=3.7 in., scale 1: 20,000.
Publication Title:
Boston, Mass. Boston Harbor, Mass., hydrography and topography by Coast and Geodetic Survey with additions and revisions from other sources to 1946; no 246. Scale naut. m.=3.7 in., scale 1: 20,000.
Display Title:
Nautical charts. Boston, Mass. Boston Harbor, Mass., hydrography and topography by Coast and Geodetic Survey with additions and revisions from other sources to 1946; no 246. Scale naut. m.=3.7 in., scale 1: 20,000.