Indian Cr and its ephemeral tributaries like Dry Cr carve through the arid terrain of eastern San Luis Obispo County, defining the rural landscape of this central California quadrangle. Large agricultural holdings and camps are the primary markers of human presence, including CW Clarke Ranch and Upton Ranch. The drainage patterns of Shedd Canyon and Upton Canyon guide the local road network, where thoroughfares such as La Panza Rd and Ryan Rd connect scattered outposts like Walters Camp and Eddy Camp. The map illustrates a region characterized by wide-open spaces and ranching life, where water sources like Quail Water Cr remain critical landmarks for navigation and land management. This 2012 edition documents the enduring cattle ranching tradition and the specific property boundaries of family-named sites such as Jackson and Reinhert Ranch.
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This is the sole edition of this map. No revisions or reprints were ever made.
1897 · San Luis Obispo
USGS Topo · 1:62,500
1900 · San Luis
USGS Topo · 1:125,000
1914 · Cholame
USGS Topo · 1:125,000
1915 · Cholame
USGS Topo · 1:125,000
1917 · Cholame
USGS Topo · 1:125,000
1919 · Paso Robles
USGS Topo · 1:62,500
1922 · Pozo
USGS Topo · 1:62,500
1942 · San Luis Obispo
USGS Topo · 1:62,500
1943 · Shandon
USGS Topo · 1:31,680
1943 · Paso Robles
USGS Topo · 1:62,500