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historical topo map of Columbia County, OR in 1971

1971 Map of Trenholm

USGS Topo · Published 1974

This historical map portrays the area of Trenholm in 1971, primarily covering Columbia County. Featuring a scale of 1:24000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Trenholm region at the time. Published in 1974, it is one of 2 known editions of this map due to revisions or reprints.

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Map Details

Date Portrayed1971
Date Published1974
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24000
Physical Dimensions21.6 x 27 inches

Editions of this 1971 Trenholm Map

Historical Maps of Columbia County Through Time

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Source Details

SourceU.S. Geological Survey
CopyrightPublic Domain