General map of explorations and surveys in California /
Scale 1:600,000. At head of title: Routes in California to connect with the routes near the 32nd. and 35th. parallels. Relief shown by hachures. From U.S. War Department, Explorations and Surveys for a Railroad... More
Map and profile of the Cañada de las Uvas : from explorations and surv...
Scale 1:60,000. At head of title: Routes in California to connect with the routes near the 32nd and 35th Parallels. Relief shown by hachures. From U.S. War Department, Explorations and Surveys for a Railroad Ro... More
Map of passes in the Sierra Nevada from Walker's Pass to the Coast Ran...
Scale 1:240,000. At head of title: Routes in California to connect with the routes near the 32nd and 35th Parallels. Relief shown by hachures. From U.S. War Department, Explorations and Surveys for a Railroad R... More
General map of a survey in California : in connection with examination...
Map shows "practicable railway routes" between Ft. Yuma on the Colorado River and the San Francisco Bay region. Scale 1:600,000. Relief shown by hachures. "Proof revised in Office of P.R.R. Surveys Feb. 10th 18... More
From San Francisco Bay to the northern boundary of California : from e...
Scale 1:760,320. Relief shown by hachures. At head of title: Routes in Oregon and California. Map no. 1. "Drawn by John Young." From U.S. War Department, Explorations and Surveys for a Railroad Route from the M... More
From the northern boundary of California to the Columbia River : from ...
Scale 1:760,320. Relief shown by hachures. At head of title: Routes in Oregon and California. Map no. 2. "Drawn by John Young." From U.S. War Department, Explorations and Surveys for a Railroad Route from the M... More
Surveys & reconnaissances in the vicinity of Budd's Ferry, Charles Co....
Relief shown by hachures. In upper lefthand corner: 211, L. Sheet 5. In lower righthand corner: Transferred from Office of Chf. Engr., Defenses of Washington, to Engr. Dept., Jan'y 1866. Shows roads, drainage, ... More