Manuscripts
Proceedings -- California. Division of Mines and Geology, (1984, Sept. 18-21)
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Proceedings -- California. Division of Mines and Geology, (1980, June 11-12)
Manuscripts
Special Publication No. 59, Proceedings of Mined Land Reclamation Workshop
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Reports -- California. Division of Mines and Geology, (1975-1979)
Manuscripts
Special Report No. 121, Sand and Gravel Resources of the Sacramento Area, California, 1975; Special Report No. 139, Aggregates in the Greater Los Angeles Area, California
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Annotated bibliographies -- California. Division of Mines and Geology, (1984)
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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Bulletins -- California Division of Mines and Geology, (1970)
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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Serials (publications) -- California. Division of Mines and Geology, (1982, Dec.)
Manuscripts
California Geology. Offshore Sand and Gravel Mining
mssSprague2
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California State Mining and Geology Board
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