A Ringrose Firedamp Alarm

A Ringrose Firedamp Alarm.
This Ringrose Firedamp Alarm was made by I.G.D. Ltd the International Gas Detectors Limited of Leeds, England.

Made from metal, glass, iron and copper. Size 9 1/2″ x 3″ x 3″ inches.

Dated to the 1970’s-1980’s?


These metal Ringrose Firedamp Alarms were later produced with a plastic casing and also made slightly larger.

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