Map showing land grant of the Northern Pacific Railroad Co. in eastern Washington and northern Idaho corrected up to July 1, 1891 

Fry's traveler's guide : and descriptive journal of the great north-western territories of the United States of America : comprising the territories... 

Sketches of modern Indian life 

Oregon Territory: containing a brief ... account of Spanish, English, Russian and American discoveries on the north-west coast of America. Also, the... 

Report on the territory of Oregon 

Official automobile blue book, 1920. Vol. 9, Oregon, Washington, British Columbia, Idaho, and Western Montana, with extension routes into Wyoming,... 

Map showing land grant of the Northern Pacific Railroad Co. in eastern Washington and northern Idaho corrected up to July 1, 1891 

Map of the Oregon Territory 

Map of military road from Fort Walla Walla on the Columbia to Fort Benton on the Missouri