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1952 Map of Duncan Peak, 1963 Print
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1952 Map of Duncan Peak

USGS Topo · Published 1963

About this map

Tahoe National Forest encompasses this high-altitude landscape in the mid-20th century, defined by its legacy of hard-rock mining and hydraulic engineering. Deep canyons like Secret Canyon and Antoine Canyon separate prominent ridges, including Macedon Ridge and Hogback Ridge. The area's industrial history is etched into the terrain through a network of water-management systems, such as the Iowa Hill Ditch and the American Mine Ditch, which once fed the region's numerous mining operations. Evidence of the gold-seeking era is widespread, from the Golden Fleece Tunnel and Union Tunnel to the Savage Workings and the Macedon Mine. The transition of the landscape toward forestry and recreation is visible in the presence of the Tadpole Campground and several high-altitude watchpoints, including the Big Valley Bluff Lookout and the Duncan Peak Lookout, both marked as abandoned by the early 1950s.

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Map Details

Date Portrayed1952
Date Published1963
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions22.3 x 27.2 inches

Editions of this 1952 Duncan Peak Map

Historical Maps of Placer County Through Time

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Source Details

SourceU.S. Geological Survey
CopyrightPublic Domain