Cement from the Calaveras Cement Co. helped build the San Francisco-Oakland Bay Bridge, McClellan and Travis Air Force bases, San Francisco Airport and several dams throughout region.
Bibliography
Found 2 results
Filters: keyword is Salt Spring Valley [Clear All Filters]
1996
Madam Felix's Gold, The Story of the Madam Felix Mining District, Calaveras County, California,
, p.167, (1996)
Abstract
1991
The Tools are on the Bar, The History of Copperopolis, Calaveras County, California,
, Copperopolis, p.127, (1991)
Abstract
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