Creator: Williamson, R. S. (Robert Stockton), 1824-1882.
Description: Map shows California mountain elevations and slopes relative to sea level. "Profile of Walker's Pass," "Profile of Hum-pah-ya-mup Pass," "Profile of Tah-ee-chay-pah Pass," "Profile of route from summit of Tah-ee-chay-pah Pass to the Tejon Depot Camp," "Profile of New Pass," and "Profile of San Fernando Pass." Scale [1:120,000].
Contributing Partner: University of Texas at Arlington Library