1979 Map of Twain Harte, 1980 Print
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1979 Map of Twain Harte

USGS Topo · Published 1980

About this map

Mi-Wuk Village and Twain Harte anchor this survey of the Sierra Nevada foothills during the late 1970s. The landscape is defined by the steep drainage of the South Fork Stanislaus River and the significant industrial footprint of historic mining and timber operations. Subdivisions like Sierra Village and Brentwood Park sit alongside remnants of an earlier economy, including the Confidence Mine, Red Cloud Mine, and the site of Hess Mill. Transportation history is evident in the presence of an Old Railroad Grade and the Italian Bar Road, tracing routes through the Stanislaus National Forest. Water management is prominent throughout the quadrangle, with Lyons Reservoir feeding a network of ditches and flumes that historically supported both hydraulic mining and local development, while Twain Harte Lake serves as a central landmark for the growing mountain community.


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Map Details

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

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Source Details

CopyrightPublic Domain