View looking into upper cave or tunnel. San Bernardino County, California. 1917.
Dates
Date Taken
1917-09-07
Summary
View looking into upper cave or tunnel. Located probably near west side sec. 22, T. 17 N., R. 5 E., about 22 miles northwest of Silver Lake, Crucero Quadrangle. San Bernardino County, California. September 7, 1917.
Summary
View looking into upper cave or tunnel. Located probably near west side sec. 22, T. 17 N., R. 5 E., about 22 miles northwest of Silver Lake, Crucero Quadrangle. San Bernardino County, California. September 7, 1917.
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