Research and progress in the production and use of coal /
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Main Authors: | , |
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Format: | Electronic eBook |
Language: | English |
Published: |
Washington, D.C. :
United States Government Printing Office,
1941.
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Series: | Technical paper (United States. National Resources Planning Board) ;
no. 4. Reports of U.S. presidential commissions and other advisory bodies. |
Subjects: | |
Online Access: | CONNECT |