Original Rare WWI U.S. Model 1918 “Mackinaw” Coat with Engineer Sergeant’s Insignia - Large Size Russian Flare Guns Due to the hermetically watertight

Due to the hermetically watertight construction of the rolled closure flap

and the "ball top" can still unscrew for the addition of a plume if desired

The buckles are still there

This Balloon Pilot Badge appears as a "half-wing" version of the Naval Aviator Badge and still almost all of its original “golden” finish and is without damage

which is also stamped on the pommel

Original Rare WWI U.S. Model 1918 “Mackinaw” Coat with Engineer Sergeant’s Insignia - Large Size Russian Flare Guns Due to the hermetically watertightOriginal Item: Only One Available. This is an excellent example of a scarce Model 1918 U. S. Army Mackinaw Jacket. This is a seldom found piece of WWI U. S. Kit, which is missing from even some advanced collections. Not only is this a rare coat in its own right, but it is in a large size as well, measuring 26 from armpit to armpit! These jackets were often referred to as a Drivers Coat as the outer canvas shell acted as a barrier to protect the wearer