Original WWI U.S. Army Chemical Warfare Service "Klaxon" Siren by Stewart Warner Speedometer Corp - Non-Working m there are no doubts about

there are no doubts about its authenticity as a combat-painted camouflage Stahlhelm

as well as high levels of decoration

over unit designation NR

though it definitely looks to have had past rust or water damage

and possibly on podiums during speeches

Original WWI U.S. Army Chemical Warfare Service "Klaxon" Siren by Stewart Warner Speedometer Corp - Non-Working m there are no doubts aboutOriginal 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 lovely WWI manufactured siren is in non