Information about 1870 map of California and Nevada by pioneering surveyor Leander Ransom
Leander Ransom, A NEW MAP OF THE States OF CALIFORNIA AND NEVADA Exhibiting the RIVERS, LAKES BAYS and ISLANDS, with the principal TOWNS, ROADS, RAILRAODS and TRANSIT ROUTES to the SILVER MINING DISTRICTS of NEVADA TERRITORY. Also MERIDIAN, STANDARD, RANGE and TOWNSHIP LINES as established; to which is added the County Boundaries and UNITED STATES LAND DISTRICTS. CAREFULLY COMPILED FROM United States and other Reliable Surveys by LEANDER RANSOM. San Francisco: Warren Holt, 1870.