Original WWI U.S. Army Chemical Warfare Service KLAXON - 10 Hand Cranked Gas Alarm with Base - Working U.S. Replica This is a pair of

This is a pair of silver plated fretted officer's napkin rings each displaying a RAF wings and Kings Crown color enamel cypher of the Royal Air Force in red and blue with Kings Crown

to the Kingdom of Sardinia on 22 March 1860

near Stavanger on 9 April 1940

The habaki (blade collar) is multi-piece brass

which was constructed in 1944 in the village of Fairford in the Cotswolds

Original WWI U.S. Army Chemical Warfare Service KLAXON - 10 Hand Cranked Gas Alarm with Base - Working U.S. Replica This is a pair ofOriginal item: Only One Available. Gas Warfare, now banned by International Treaty, was first introduced in WWI on the Western Front, and the results were devastating. Soon everyone was issued with a gas mask and was required to carry one at all times. Various types of "gas alarms", from simple wooden rattles to mechanical sirens were employed to help warn the soldiers that it was time to put the mask on. This is a great example of a U. S. WWI KLAXON