Depths shown by bathymetric contours.
Covers the Atlantic Coast of U.S. from New Hampshire to southern Florida, with the Gulf Stream off those shores.
Includes notes and chart of "Positions of observation" with years.
"U.S. Coast Survey, A.D. Bache, Superintendt" at head of title.
"No. 15" outside upper left margin.
"Drng. by M.J. McClery and S. Key" outside lower left margin.
"Engd. by W. Smith and W.H. Douglas" outside lower right margin.