Title block of the hydrographic survey H-406 of "Two Lines of Deep Sea Soundings to the Southward of Nantucket." Noted number of miles run deep sea soundings, 207.0.
Image ID: cgs05141, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection Location: Massachusetts, Nantucket offshore Photo Date: 1853 Credit: NARA C&GS Colllection Category: Coast and Geodetic Survey/Archive Hydrographic Survey/Seafloor Mapping/ • High Resolution Photo Available
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