Preliminary Chart of Stellwagen's Bank, Masachusetts Bay: Discovered in October, 1854, by the Hydrographic Party Under the Command of Lieut. H. S. Stellwagen, U.S.N., Assist.

Abstract

Second edition. Relief shown by hachures. Depths shown by shading and soundings. "Soundings expressed in fathoms and show the depth at mean low water." Includes table of abbreviations.