Mineral transportation costs in the Pacific Northwest : methodology and application of a statistical analysis / by Jerry J. Gray, N.S. Petersen, and G.A. Kingston.
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Format: | Government Document Book |
Language: | English |
Published: |
[Washington] :
U.S. Bureau of Mines,
1968.
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Series: | Information circular (United States. Bureau of Mines) ;
8381. |
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