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1“...Report of investigations (United States. Bureau of Mines) ;...”
Government Document Book -
2by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1977
Government Document Book -
3by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1979
Government Document Book -
4by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1982
Government Document Book -
5Mathematical simulation of automated metabolic breathing simulator and self contained self rescuer /by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1985
Government Document Book -
6by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1990
Government Document Book -
7by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1991
Government Document Book -
8by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1995
Government Document Microform Book -
9by Edwards, John C.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1996
Government Document Microform Book -
10by Kissell, Fred N.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1975
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Government Document Book