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1by Tandanand, Sathit“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1982
Government Document Book -
2by Moebs, Noel N.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1982
Government Document Book -
3by Stachura, Virgil J.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1984
Government Document Book -
4by Schmidt, R. D. (Robert D.)“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1985
Government Document Book -
5by Jeran, P. W.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1991
Government Document Book -
6by Jeran, P. W.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1995
Government Document Microform Book