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OHS Maps Collection Washington (State) Railroads With digital objects
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The Columbia River through the Cascade Range / made under the direction of Major N. Michler, U.S....
The Columbia River through the Cascade Range / made under the direction of Major N. Michler, U.S. Engineers by Robt. A. Habersham
Survey of the Columbia River from The Dalles to Celilo / made under the direction of Major N. Mic...
Survey of the Columbia River from The Dalles to Celilo / made under the direction of Major N. Michler, U.S. Engineers, by R. A. Habersham.
Map, showing lines under construction and proposed routes and connections
Map, showing lines under construction and proposed routes and connections