240 Volt, 3000 Watt, gas-filled, coiled tungsten filament, electric lamp. This type of lamp was used in lighthouses.

Physical Description

691 mm (27 inch) circumference glass globe. Coiled tungsten filament wire (broken in two places) zig-zagged on top of support wires (spaced with horizontal support). Dark sooty material adhered to inside of glass globe, at top. Special Edison brass screw cap. Single pin contact.

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