Original WWI U.S. Army Chemical Warfare Service Siren by Sparton U.S.H. - Fully Functional Brunswick Guns The bottom two rivets are

The bottom two rivets are not on the crack line

Steven Knott

and is still in the original issue configuration

Locking mechanism is fully functional and moves easily

PATENTED APRIL 3

Original WWI U.S. Army Chemical Warfare Service Siren by Sparton U.S.H. - Fully Functional Brunswick Guns The bottom two rivets areOriginal 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