Hallwood & Ackroyd Miner's Safety Lamp

19th cent Hallwood & Ackroyd Miner's Safety Lamp in very good condition, everything complete including the brass label stamped with the miner's number and brass fittings. Complete and in excellent condition.

These early lamps were repurposed by Hallwood during the war and given Bristol Blue glass. This was because blue light could not be seen from the air. these lamps worked well being safety lamps in a situation of leaking gas etc.