Ashrama serves as a focal point within the high country of the Diablo Range, situated along the winding route of Upper San Antonio Valley Rd. This 2018 survey documents the remote transition between Santa Clara and Stanislaus counties, a landscape defined by sharp elevation changes and deeply incised drainages like Ivy Canyon and Gooseberry Canyon. The map reveals a network of high ridges and isolated flats, including Isabel Valley and Grizzly Flats, which have long been associated with ranching and seasonal grazing in this part of the California Coast Ranges.
42 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1897 · Mt. Hamilton
USGS Topo · 1:62,500
1917 · Morgan Hill
USGS Topo · 1:62,500
1921 · Gilroy Hot Springs
USGS Topo · 1:62,500
1938 · Mt. Boardman
USGS Topo · 1:62,500
1939 · Morgan Hill
USGS Topo · 1:62,500
1939 · Gilroy Hot Springs
USGS Topo · 1:62,500
1940 · Gilroy Hot Springs
USGS Topo · 1:62,500
1941 · Morgan Hill
USGS Topo · 1:62,500
1942 · Mt. Hamilton
USGS Topo · 1:62,500
1942 · Mt. Boardman
USGS Topo · 1:62,500