Rock-dusting by hand method [microform]
Saved in:
Other Authors: | , |
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Format: | Government Document Microfilm Book |
Language: | English |
Published: |
Washington, D.C. :
[publisher not identified],
1928.
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Series: | Information circular (United States. Bureau of Mines) ;
6087. |
Subjects: |
Norlin Library - Government Information - Microform
Call Number: |
EBD C22.11-6087
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EBD C22.11-6087 | Restricted Place a Hold |