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  • All fields: dimmed
(8 results)



Display: 20

    • Lamp, safety

    • Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Mine safety -- Equipment and supplies; Mine lighting -- Equipment and supplies; Safety lamps;
    • This safety lamp belonged to John Richmond. The safety lamp featured an enclosed flame with a fine impervious mesh screen. If the lamp dimmed when raised to the ceiling it indicated too much gas and not enough oxygen in the mine.
    • Lamp, safety

    • Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Mine safety -- Equipment and supplies; Safety lamps; Mine lighting -- Equipment and supplies;
    • 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.
    • Lamp, safety

    • Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Mine safety -- Equipment and supplies; Safety lamps; Mine lighting -- Equipment and supplies;
    • A miner's safety lamp. The safety lamp featured an enclosed flame with a fine impervious mesh screen. If the lamp dimmed when raised to the ceiling it indicated too much gas and not enough oxygen in the mine.
    • Lamp, safety

    • Coal miners -- Indiana -- Vermillion County; Mine safety -- Equipment and supplies; Safety lamps; Mine lighting -- Equipment and supplies;
    • 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.
    • Lamp, safety

    • 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...
    • Lamp, safety

    • Coal miners -- Indiana -- Vermillion County -- Equipment and supplies; Safety lamps; Mine lighting -- Equipment and supplies;
    • A miner's safety lamp. The safety lamp featured an enclosed flame with a fine impervious mesh screen. If the lamp dimmed when raised to the ceiling it indicated too much gas and not enough oxygen in the mine.
    • Lamp, safety

    • 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.
    • Lamp, safety

    • 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.

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