Charts. Hyannis Harbor and vicinity, Mass., topography by Coast and Geodetic Survey in 1939, supplemented by surveys by U. S. Geological Survey in 1939-40, hydrography by Coast and Geodetic Survey to 1939, supplemented by surveys by U. S. Engineers in 1940; no. 258. Scale 1:20,000.
Publication Title:
Hyannis Harbor and vicinity, Mass., topography by Coast and Geodetic Survey in 1939, supplemented by surveys by U. S. Geological Survey in 1939-40, hydrography by Coast and Geodetic Survey to 1939, supplemented by surveys by U. S. Engineers in 1940; no. 258. Scale 1:20,000.
Display Title:
Charts. Hyannis Harbor and vicinity, Mass., topography by Coast and Geodetic Survey in 1939, supplemented by surveys by U. S. Geological Survey in 1939-40, hydrography by Coast and Geodetic Survey to 1939, supplemented by surveys by U. S. Engineers in 1940; no. 258. Scale 1:20,000.