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- Use of reflector buttons for danger, warning, direction, and safety signs in mines
- Use of respiratory protective devices under abnormal air pressure
- Some information from an investigation on methods of confining cardox blasting devices in boreholes in certain coal mines
- Prevention of fires caused by electric arcs and sparks from trolley wires
- Ground-resistance measurements of drill-hole casings
- Mine rescue life-line telephone assemblies
- Procedure used in fighting and sealing a fire in an Ohio coal mine and recovery of the mine by air-locking methods
- The Chemical Thermodynamic Properties of Hydrocarbons and Related Substances: The Use of n-Heptane as a Reference Substance for Low-Temperature Calorimetry
- Ignition and control of burning of coal mine refuse
- Demonstration and evaluation of five methods of secondary backfilling of strip-mine areas