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1897 Map of Downieville

Name: 1897 Topographic Map of Downieville
Creator: U.S. Geological Survey
Published: 1897
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1897

About this map

Downieville serves as the focal point for this survey of the northern Sierra Nevada, captured during the late nineteenth-century mining era. The map reveals an intricate network of gold-mining activity and mountain settlements, highlighting significant operations such as the Plumas Eureka, the Empire Mine, and the Young America Mine. The landscape is defined by the deep canyons of the N. Fork of N. Fork Yuba River and the high ridges of the Grizzly Mountains, where remote mining camps like Whiskey Diggings, Howland Flat, and Potosi were established.

In the northern reaches, the American Valley contains the settlement of Quincy, while the surrounding terrain is marked by essential local landmarks including Spring Garden Ranch and Nelson Point. This record provides a clear view of the complex hydraulic and hard-rock mining infrastructure before the massive shifts of the twentieth century, tracing the roads and trails that connected camps like La Porte and Gibsonville to the larger river drainages.