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1948 Map of Duckwall Mtn

Name: 1948 Topographic Map of Duckwall Mtn
Creator: U.S. Geological Survey
Published: 1988
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1988

About this map

The Clavey River carves a deep canyon through the heart of the Stanislaus National Forest, serving as the central geographic feature of this mid-century topographic study. The landscape is defined by its industrial and ranching history, evidenced by the Old Railroad Grade winding through the northeastern corner near Niagara Creek and isolated outposts like the Quinn Ranch and Femmons. The presence of Camp 45 suggests the area's history with logging or resource management during the era.

Prominent landmarks such as Duckwall Mtn and Butcher Knife Ridge rise above a network of springs and meadows, including Rackerby Jack Spr and Thompson Meadow. The southern edge of the map is anchored by the Tuolumne River and the distinct volcanic geology of Jawbone Lava Flat, providing a clear look at the diverse terrain before late 20th-century developments altered the surrounding wilderness accessibility.