Mine tools; Mine lighting -- Equipment and supplies; Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Mine safety -- Equipment and supplies;
A safety lamp. The miner's safety lamp featured an enclosed flame covered by a fine impervious mesh. If the flame dimmed when the lamp was raised to the ceiling it signalled too much gas and not enough oxygen in the mine.
Mine tools; Mine lighting -- Equipment and supplies; Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Mine safety -- Equipment and supplies;
A safety lamp. The miner's safety lamp featured an enclosed flame covered by a fine impervious mesh. If the flame dimmed when the lamp was raised to the ceiling it signalled too much gas and not enough oxygen in the mine.
Coal; Coal mines and mining -- Equipment and supplies; Minecarts; Mine tools; Mine railroads; Coal-mining machinery;
Black and white photograph of unidentified coal miners underground. One miner (center) sits and two others (right) lean on a motorized train designed to move mine carts, while two miners (left) hold round props used to prevent the fall of shale...
Coal mines and mining -- Indiana -- Vermillion County; Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Coal-mining machinery; Drilling and boring machinery; Mine tools; Augers;
Multiple views of a steel drill, drill post, augers, bars, bar guide, hand crank, doweling jig, holder, screws, and clamp used to drill holes for black powder explosives.
Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Mine tools; Mine lighting -- Equipment and supplies; Mine safety -- Equipment and supplies; Safety lamps; Wolf Safety Lamp Company;
A safety lamp manufactured by the Wolf Safety Lamp Company. The miner's safety lamp featured an enclosed flame covered by a fine impervious mesh. If the flame dimmed when the lamp was raised to the ceiling it signalled too much gas and not enough...
