H.C. Warwick magnesite mines two and one-half miles northeast of Madrone. Santa Clara County, California. 1917.
Dates
Date Taken
1917-09-04
Summary
H.C. Warwick magnesite mines two and one-half miles northeast of Madrone. Note mine on crest of ridge. Santa Clara County, California. September 4, 1917.
Summary
H.C. Warwick magnesite mines two and one-half miles northeast of Madrone. Note mine on crest of ridge. Santa Clara County, California. September 4, 1917.
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