Author | Title | Subject | Date | Publication Type | ||
---|---|---|---|---|---|---|
1 | Hannah, Richard Lloyd | Case study of underground coal mining productivity in Utah | Coal mines and mining; Coal miners; Coal trade | 1981-12 | dissertation | |
2 | Taylor, John Michael | Comparison of the cyclone and the horizontal elutriator for sampling respirable dust in a Utah coal mine | Coal mines and mining | 1982-04 | thesis | |
3 | Mumcu, Hasan H | Study of various coal mines in Utah, Colorado, and Wyoming | Coal mines and mining | 1950-05 | thesis | |
4 | Gecim, Mustafa Kemal | Time studies in underground coal mining | Time study; Coal mines and mining | 1964-06 | thesis |