 | | Report (edition) | | GEOLOGICAL SURVEY 2045 MORSE RD., BLDG. C- 1 COLUMBUS, OHIO 43229-6693 (614) 265-6576 (614) 447-1918 (FAX)...BS, Geologist Lee M. Sorrell, MS, Geologist James D. Stucker, MS, Geologist Mark E. Wolfe, BS, Senior...Technician Matthew S. Erenpreiss, BA, Geologist Don1inique M. Haneberg-Diggs, MS, Geologist Ronald A. Riley, MS...Hansen, PhD, Ohio Seismic Nelwork (OhioSeis) Coordinator An Equal Opportunity Employer - M/F/H @ Total... Minerals of Ohio by Ernest H. Carlson Bulletin 69 Second Edition STATE OF OHIO DEPARTMENT OF NATURAL |  | | Journal (volume) | | may life β QuES. 23. State the requirements mine law in reference to air of the measurements, with...follows First District, Luzerne County : the ventilating pressiu-e each hoiu-, oxygen in the air below...Third District, Carbon County with one inspector; Fourth District, Schuylkill County such data being preserved...preserved at the mine known with four inspectors; Fifth District, device for recording their speed or...gravity, .967. Rare- necessary or beneficial for a mine in- found in anthracite mines except as a product |
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