Original WWI U.S. Army Chemical Warfare Service Siren by Sparton U.S.H. - Fully Functional MG 34 Mounts It has WWII period brass

It has WWII period brass casters on the bottom and still rolls well

and "AMA" (AmMunitions Arsenalet)

I was happy to see that they did not unsling their weapons

patent-leather chinstrap

The upper is mount engraved with the officer's name: COL

Original WWI U.S. Army Chemical Warfare Service Siren by Sparton U.S.H. - Fully Functional MG 34 Mounts It has WWII period brassOriginal Item: Only One Available. This Vintage WWI (circa 1916) siren works perfectly, and is an EXTREMELY LOUD noisemaker! It features a wooden crank handle and is in very good condition. Having began in late 1800's, the Sparks Withington Co. officially incorporated in 1916, during which time they had a very brief period of military production during World War 1. During that same period the company adopted the trade name "Sparton", thus the data