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Fluorspar: Its Mining, Milling, and Utilization with a Chapter on Cryolite
Author:
Ladoo, Raymond B.
Year:
1927
Document Type:
N/A
Series:
United States Bureau of Mines Reports
Report Number:
Bulletin 244
Link:
https://digital.library.unt.edu/ark:/67531/metadc12426/
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