Physiographic Diagram of the Seven Devils Mountains and Hells Canyon, Idaho and Oregon.

1982

Austin, William A.

Road map of Washington

1940

Rand McNally and Company

1:1m

Panoramic perspective of the Spokane Region including the geological and scenic wonderland embracing the Grand Coulee Dam as it will appear when the development is completed.

1939

Spokane Chamber of Commerce

Eastern part of Oregon

1899

Cram, George Franklin, 1841-1928

1:755k

Oregon.

1948

Hammond, C.S.

1:1m

History of the Pacific States of North America

1882

Bancroft, Hubert Howe.

Map Of The Road From Missouri To Oregon ... Section VII.

1846

Preuss, Charles

1:634k

E. Wash.-Idaho Region.

1909

American Engraving Co.

1:3m

Spokane Country.

1909

Spokane Chamber of Commerce

1:2m

Map Showing the Routes travelled by the Command Of Majr. E. Steen

1860

Dixon, Joseph

1:750k