1956 Map of Sonora Pass, 1979 Print
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1956 Map of Sonora Pass

USGS Topo · Published 1979

About this map

Sonora Pass serves as the high-altitude gateway between the Stanislaus National Forest and the Toiyabe National Forest during the mid-1950s. The landscape is defined by its seasonal use and military footprint, most notably at the Marine Corps Cold Weather Camp near Pickel Meadow. This installation highlights the area's strategic value for cold-weather training, while nearby historical sites like Leavitt Sta (Site) hint at earlier trail and stagecoach infrastructure through the Sierra Nevada.


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Map Details

Date Portrayed1956
Date Published1979
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:62500
Physical Dimensions17.3 x 21.8 inches

Editions of this 1956 Sonora Pass Map


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Source Details

CopyrightPublic Domain