Sketch A Survey of Minots Ledge off Boston Harbor, showing the sitefor a Light House. Includes hydrographic profiles of Outer Minots and Inner Minots.
4/3/2019 11:53:46 AM
Date: 1853
Credit: NARA C&GS; Colllection
Location: Massachusettes, Boston Harbor
Subject: Coast and Geodetic Survey
Subject: Archive Nautical Chart