1949 Map of El Portal
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1949 Map of El Portal

USGS Topo · Published 1949

About this map

The Merced River canyon serves as the central artery for this late-1940s survey, where the Yosemite All-Year Highway snakes alongside the water toward the eastern boundary of Yosemite National Park. Small outposts and worker settlements like El Portal, Rancheria Flat, and Incline are clustered along the riverbanks, reflecting the region's historical role as a gateway for both tourism and early industrial activities. Higher elevations are marked by the presence of Merced Grove Big Trees and various fire lookouts such as the one atop Trumbull Peak.


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Map Details

Date Portrayed1949
Date Published1949
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions22.3 x 27.1 inches

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Source Details

CopyrightPublic Domain