Charts. Boston Inner Harbor, Mass., surveys to 1919, surveys by U. S. Engineers to 1917, surveys by Massachusetts authorities and other sources to 1920; chart 248. Scale 1:10,000.
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Boston Inner Harbor, Mass., surveys to 1919, surveys by U. S. Engineers to 1917, surveys by Massachusetts authorities and other sources to 1920; chart 248. Scale 1:10,000.
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Charts. Boston Inner Harbor, Mass., surveys to 1919, surveys by U. S. Engineers to 1917, surveys by Massachusetts authorities and other sources to 1920; chart 248. Scale 1:10,000.