Ryegrass Ranch serves as a lone human waypoint in this high-desert region of Humboldt County, established in a landscape defined by seasonal water flow and vital springs. The 2011 survey by the U.S. Geological Survey details the hydrology of the area, centered on the intermittent Ragan Creek which carved the local drainage patterns. Vital water sources like Sulphur Spring and Brooks Spring suggest the critical nature of reliable water in this arid environment, providing the necessary conditions for ranching and survival in the Great Basin. The map's sparse settlement pattern reflects the enduring isolation of the Nevada interior, where the relationship between geology and life is governed by these few scattered springs.
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This is the sole edition of this map. No revisions or reprints were ever made.
1932 · Sonoma Range
USGS Topo · 1:250,000
1939 · Sonoma Range
USGS Topo · 1:250,000
1940 · Antler Peak
USGS Topo · 1:62,500
1943 · Antler Peak
USGS Topo · 1:62,500
1955 · Winnemucca
USGS Topo · 1:250,000
1958 · Winnemucca
USGS Topo · 1:250,000
1962 · Winnemucca
USGS Topo · 1:250,000
1965 · Knight
USGS Topo · 1:24,000
1965 · Goldrun Creek
USGS Topo · 1:24,000
1965 · Golconda
USGS Topo · 1:24,000