Absolute Beautiful Piece of History!
"Entrance to San Francisco Bay" before the golden gate bridge had been created.
From a trigonometrical survey under the direction of A.D. BACHE superintendent of the SURVEY OF THE COAST OF THE UNITED STATES.
Triangulation by R.D. CUTTS Asst & A.F. RODGERS Sub-asst.
Topography by R.D. CUTTS Asst. A.M.HARRISON & A.F RODGERS Sub-Asst.
Hydrography by the Party under the command of Liuet.Comdg. James Alden U.S.N Assist