1951 Map of Clark Fork, 1978 Print
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1951 Map of Clark Fork

USGS Topo · Published 1978

About this map

Clark Fork sits at the heart of this Idaho-Montana borderlands survey, where the Northern Pacific railroad tracks trace the northern bank of the Clark Fork river. The landscape is defined by its industrial and infrastructure projects at the start of the 1950s, most notably the Cabinet Gorge Dam and the nearby State Fish Hatchery. Significant blue hatching on the map identifies the specific areas designated to be submerged by the completion of the Albeni Falls Dam, providing a precise record of the valley floor before its permanent alteration.


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Map Details

Date Portrayed1951
Date Published1978
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:62,500
Physical Dimensions16.6 x 21.9 inches

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Source Details

CopyrightPublic Domain