Magnetic Ranges for San Francisco Bay.
Treasury Department, U.S. Coast and Geodetic Survey, Magnetic Ranges for Compass Deviation, San Francisco Bay, California. Published December, 1897, Henry S. Pritchett, Superintendent. Verified: O.H. Tittmann, Assistant ... E.D. Taussig, Lieut. Comdr., U.S.N., Hydrographic Inspector. A.R. Graham Photo. Lith. Washington D.C.
David RumseyU.S. Coast Survey
1897
1898
Government Printing Office
1:40 000