Nautical charts. Massachusetts, Ipswich Bay to Gloucester Harbor, surveys to 1928, surveys by U. S. Engineers to 1937, and other sources, surveys by Mass. Harbor and Land Commission to 1916; with inset, Rockport inner harbor; chart 243. Scale 1:20.000.
Publication Title:
Massachusetts, Ipswich Bay to Gloucester Harbor, surveys to 1928, surveys by U. S. Engineers to 1937, and other sources, surveys by Mass. Harbor and Land Commission to 1916; with inset, Rockport inner harbor; chart 243. Scale 1:20.000.
Display Title:
Nautical charts. Massachusetts, Ipswich Bay to Gloucester Harbor, surveys to 1928, surveys by U. S. Engineers to 1937, and other sources, surveys by Mass. Harbor and Land Commission to 1916; with inset, Rockport inner harbor; chart 243. Scale 1:20.000.