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historical topo map of Humboldt County, CA in 1979

1979 Map of Trinity Mtn

USGS Topo · Published 1980

This historical map portrays the area of Trinity Mtn in 1979, primarily covering Humboldt County as well as portions of Trinity 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 Trinity Mtn region at the time. Published in 1980, it is the sole known edition of this map.

Map Details

Date Portrayed1979
Date Published1980
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24000
Physical Dimensions21.9 x 26.7 inches

Editions of this 1979 Trinity Mtn Map

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

Historical Maps of Humboldt County Through Time

107 maps found

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Source Details

SourceU.S. Geological Survey
CopyrightPublic Domain