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1954 Map of Blackrock Mtn, 1957 Print

1954 Map of Blackrock Mtn

USGS Topo · Published 1957

This historical map portrays the area of Blackrock Mtn in 1954, primarily covering Trinity County. Featuring a scale of 1:62500, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Blackrock Mtn region at the time. Published in 1957, it is one of 3 known editions of this map due to revisions or reprints.

Map Details

Date Portrayed1954
Date Published1957
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:62500
Physical Dimensions16.7 x 20.8 inches

Editions of this 1954 Blackrock Mtn Map

Historical Maps of Trinity County Through Time

104 maps found

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Source Details

SourceU.S. Geological Survey
CopyrightPublic Domain