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https://www.noaa.gov/media/digital-library-photo/pl23cgs05189jpgDescription
Blowup view of Minot's Ledge Light, from Massachusettes Bay survey map.Fixed Height of Focal plane above mean high water, 84ft 7m. (Image credit: NARA C&GS; Colllection)
Credit
NARA C&GS; Colllection
Display Date
1861
Location
Massachusetts, Boston Harbor
Collection
Historic Coast & Geodetic Survey
Historic Maps
General
Keywords
Coast and Geodetic Survey
Archive