ARMY CHEMICAL WARFARE SERVICE - STEWART MODEL 749A HAND CRANK SIREN 1917. ARMY CHEMICAL WARFARE SERVICE - STEWART MODEL 749A HAND CRANK SIREN. ARMY CHEMICAL WARFARE SERVICE - STEWART MODEL 749A HAND CRANK. SIREN WAS MADE FOR THE U.
ARMY CHEMICAL WARFARE SERVICE LATER TO BECOME THE U. ARMY CHEMICAL CORPS AS CHEMICAL GAS WARFARE WAS BEING WAGED BY ALL SIDES IN AND AROUND THE TRENCHES OF EUROPE IN WORLD WAR ONE. THE SIREN WOULD BE CRANKED BY A U.
MARINE THAT HAD KNOWLEDGE OF A PRESENCE OF A CHEMICAL GAS TO ALERT THEIR UNITS TO DON THEIR GAS MASKS. COMPLETE WITH ITS CAST METAL BASE AND AN ORIGINAL PLYWOOD MOUNT. RETAINING THE MAJORITY OF ITS ORIGINAL U. ARMY OLIVE DRAB PAINT WITH SOME SMALL SPOTS OF OXIDATION. ORIGINAL CAST IRON BASE HAS A LIGHT OXIDATION OVERALL. ORIGINAL PLYWOOD MOUNT IS VERY FINE WITH SOME LIGHT WEAR WITH A NICE PATINA. VERY RARELY DO YOU FIND A. STEWART MODEL 749A SIREN, LET ALONE WITH ITS ORIGINAL PAINT THAT HASN'T BEEN REPAINTED OR RESTORED. OF THE FIRST AMERICAN AUTOMOBILE HORNS.MADE FOR CHEMICAL WARFARE SERVICE US ARMY. BY STEWART WARNER SPEEDOMETER CORP. THIS IS NOT A REPRODUCTION OR A COPY.