1 - 25 of 3
Number of results to display per page
AuthorTitleSubjectDatePublication Type
1 Hannah, Richard LloydCase study of underground coal mining productivity in UtahCoal mines and mining; Coal miners; Coal trade1981-12dissertation
2 Taylor, John MichaelComparison of the cyclone and the horizontal elutriator for sampling respirable dust in a Utah coal mineCoal mines and mining1982-04thesis
3 Gecim, Mustafa KemalTime studies in underground coal miningTime study; Coal mines and mining1964-06thesis
1 - 25 of 3