Bituminous Mining Boss Examination

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OH_MIN_JNL_v20_068.pdf 707.8Kb PDF View/Open 2008-07-07T13:39:17Z 2008-07-07T13:39:17Z 1891
dc.identifier.citation Ohio Mining Journal, no. 20 (1891), 68-86. en_US
dc.description Mine Inspector examination questions en_US
dc.language.iso en_US en_US
dc.title Bituminous Mining Boss Examination en_US
dc.type Article en_US