26 Volt, 240 Watt, gas-filled, coiled-coil tungsten filament, electric lamp. made by Siemens Brothers Ltd, England.

A type of lamp used as a landing lamp for aircraft. It is stamped with the British Air Ministry Crown, indicating its military use.

Physical Description

190 mm (7.5 inch) circumference glass globe. Coiled tungsten filament, coiled between 2 wire supports. Exhausted at stem of globe. Brass Prefocus P28 cap. Single pin contact.

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