Government Coal Purchases Under Specifications with Analyses for the Fiscal Year 1909-10,

Author: Pope, George S.
Year: 1912
Document Type: N/A
Issuing Agency: United States. Bureau of Mines.
Series: United States Bureau of Mines Reports
Report Number: Bulletin 41
Link: https://digital.library.unt.edu/ark:/67531/metadc12257/

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