Mouth of Columbia River.

1815

Lewis, Meriwether

North Beach Washington on Line of Union Pacific System.

1918

Routledge, Fred A., 1873-1936

Ship Wreaks Near Columbia River

1938

Rio Colombia.

1844

Duflot de Mofras, Eugene

1:310k

Navigation Chart of Columbia River

1884

C&GS

1:200k

Columbia River Entrance, the Wrecks and a Marine History of its Development.

1936

McBean, K.

Columbia Highway America's Premier Scenic Asset.

1915

Portland Chamber of Commerce

Approaches to the Columbia River

1884

C&GS

1:20k

(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.

1:253k

Peacock Spit, Columbia River.

1946

Bascom