GYPSUM DEPOSITS OF CALIFORNIA USGS
Eleventh Annual Report of the California State Mineralogist, 1892. Mention is made of gypsum deposits in Kern, Los Angeles, San Benito, and San Bernardino counties. The descriptions lack detail and are unimportant. CRAWFORD, J. J. Twelfth report of the State Mineralogist, Sacramento, 1894, pp. 323 325.