General Map of Explorations and Surveys in California

made under the direction of the Hon. Jefferson Davis, Secretary of War by Lieut. R.S. Williamson, Topogl. Engr. assisted by Lieut. J.G. Parke, Topl. Engr. and Mr. Isaac Williams Smith, Civ. Engr. 1853. One of a series of surveys meant to Ascertain the Most Practicable and Economical Route for a Railroad From the Mississippi River to the Pacific Ocean . A north/south view of California from the San Francisco Bay to San Diego. The railway line is shown extending as far east as Fort Yuma. Removed from a larger publication - Reports of Explorations and Surveys, to Ascertain the Most Practicable and Economical Route for a Railroad From the Mississippi River to the Pacific Ocean. Made Under the Direction of the Secretary of War, In 1853-56, According to Acts of Congress of March 3, 1853, May 31, 1854, and August 5, 1854. Volume XI. Washington: George W. Bowman, Printer. 1861. 36th Congress, 2d Session, Senate, Ex. Doc. (The above information taken from the description of this map in the David Rumsey Map Collection, Stanford University). Folded to 7 x 11 inches for insertion in the above volume, 73 x 26 inches spread out. Some toning at some edges and folds, some folds tender or beginning to separate, in Very Good condition.…