Shows Commonwealth's lands or flats, lands owned or leased by railroads, and channels dredged or being dredged.
Depths shown by soundings and isolines.
"Commonwealth of Massachusetts, Board of Harbor and Land Commissioners. Plan accompanying report for year 1907."
From: Public document No. 11, 29th Annual report of the Board of Harbor and Land Commissioners, for the year 1907.
"Date of the 1st publication 1896."