Original U.S. WWII US Army Air Forces Enamel Distinctive Unit Insignia Lot - 17 Items War of 1812 When the breech is opened

When the breech is opened

and modified for further service

with a very nice dark patina

the Boeing entry (prototype Model 299/XB-17) outperformed both competitors and exceeded the Air Corps' performance specifications

Original U.S. WWII US Army Air Forces Enamel Distinctive Unit Insignia Lot - 17 Items War of 1812 When the breech is openedOriginal Items: Only One Lot Available. This is a fantastic collection of WWII Distinctive Unit Insignia for the US Army Airforces during WWII. A distinctive unit insignia (DUI) is a metallic heraldic badge or device worn by soldiers in the United States Army. The DUI design is derived from the coat of arms authorized for a unit. DUIs may also be called "distinctive insignia" (DI) or, imprecisely, a "crest" or a "unit crest" by soldiers or collectors.