Northern Boundary of California to Columbia River.
1861|Williamson, R.S.1:760 320
Map of Oregon Territory West of Cascade Mountains
1858|U.S. General Land Office1:1 140 480
(Sheet 3) Map Of Washington Territory West of the Cascade Mountains. Compiled from the Government Surveys by Chas. A. White, C.E. 1870. Engraved, Printed, Manufactured And Published By G.W. & C.B. Colton & Co. No. 172 William St. New York.
1870|White, Charles A.1:253 440
Map Showing the Routes travelled by the Command Of Majr. E. Steen
1851|U.S. General Land Office
1855|U.S. General Land Office1:1 140 480
1852|U.S. General Land Office1:633 600
1861|Williamson, R.S.1:760 320
1858|U.S. General Land Office1:1 140 480
1870|White, Charles A.1:253 440
1860|Dixon, Joseph1:750 000
