TitleB No. 2 Sketch of Buttermilk Channel, New York Harbor.
Call NumberMAP_1849-02-01
Cite AsBrooklyn Maps collection, Brooklyn Public Library, Center for Brooklyn History
SummaryNautical chart of the coast survey of Buttermilk Channel. Remainder of title: By the hydrographic party of the Coast Survey under the command of D.D. Porter, U.S. Navy, A.D. Bache, Superintendent. Soundings and depth contours shown.
Shows Governors Island and part of Brooklyn shoreline. Includes sailing directions and tide information. In upper left margin: No. 4. Similar to map 1853.01.01.