Here for your browsing pleasure is a map From San Francisco Bay to the northern boundary of California : from explorations and surveys / made under the direction of Hon. Jefferson Davis. Sec of War by Lieut. R. S. Williamson, U.S. Topl. Engrs. and Lieut. H. L. Abbot, U.S. Topl. Engrs., H. C. Fillebrown, J. Young, and C. D. Anderson, Assts., 1855. It was made in 1859.
Routes in Oregon and California. From U.S. War Department.
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