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1991 Map of Thacker Pass

1991 Map of Thacker Pass

USGS Topo · Published 1991

This historical map portrays the area of Thacker Pass in 1991, primarily covering Humboldt 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 Thacker Pass region at the time. Published in 1991, it is the sole known edition of this map.

Map Details

Date Portrayed1991
Date Published1991
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24000
Physical Dimensions22 x 26.9 inches

Editions of this 1991 Thacker Pass Map

This is the sole edition of this map. No revisions or reprints were ever made.

Historical Maps of Humboldt County Through Time

200 maps found

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Source Details

SourceU.S. Geological Survey
CopyrightPublic Domain