Manuscripts
Papers (documents) -- Conservation of Mineral Resources (California's Balanced Approach) by Jan Denton, (1982, Oct.)
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Hearings (events) -- California. Legislature. Senate. Committee on Natural Resources and Wildlife, (1975, Jan. 24)
Manuscripts
The first series consists of material related to Douglas W. Sprague's tenure as a member and executive officer of the California State Mining and Geology Board from 1976 through 1985.
mssSprague2
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Reports -- Mineral Land Survey Sand and Gravel Resource Zones, Western San Diego County, California for San Diego Rock County, (1979)
Manuscripts
The first series consists of material related to Douglas W. Sprague's tenure as a member and executive officer of the California State Mining and Geology Board from 1976 through 1985.
mssSprague2
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Correspondence -- To Lewis A. Moran, Director of Department of Conservation from Arthur Grantz, Geologist, (1976, Jan. 5)
Manuscripts
The first series consists of material related to Douglas W. Sprague's tenure as a member and executive officer of the California State Mining and Geology Board from 1976 through 1985.
mssSprague2
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Correspondence -- To Claire Dedrick, Secretary of Resources from Author Grantz, Geologist, (1975, Oct. 28)
Manuscripts
The first series consists of material related to Douglas W. Sprague's tenure as a member and executive officer of the California State Mining and Geology Board from 1976 through 1985.
mssSprague2
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Statements -- California. Legislature. Senate. Committee on Natural Resources and Wildlife, (1975, May 8)
Manuscripts
The first series consists of material related to Douglas W. Sprague's tenure as a member and executive officer of the California State Mining and Geology Board from 1976 through 1985.
mssSprague2
Image not available
Hearings (events) -- California. Legislature. Senate. Committee on Natural Resources and Wildlife, (1974, Nov. 20)
Manuscripts
The first series consists of material related to Douglas W. Sprague's tenure as a member and executive officer of the California State Mining and Geology Board from 1976 through 1985.
mssSprague2