18. Brookfield sheet.
Massachusetts-Connecticut. Brookfield sheet. Preliminary edition subject to corrections. U.S. Geological Survey, J.W. Powell, Director. State of Connecticut ... State of Massachusetts ... commissioners. Henry Gannett, Chief Geographer. Marcus Baker, geographer in charge. Triangulation by the U.S. Coast and Geodetic and Borden surveys. Topography by E.W.F. Natter and W.J. Grambs. Surveyed in 1886-7. Forbes Co., Boston & N.Y. (1890)
David RumseyMassachusetts. Topographical Survey Commission
1890
1890
Topographical Survey Commission
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