Overlooked Military Surplus -- Distinctive Unit Insignia ...
DUI Crest Pin 109th Motorcycle Company. USAF Air Training Command DUI Crest Pin Insignia. DI 91st Infantry Division DUI Crest Pin Insignia. DUI DI Crest 563 Field Artillery Battalion. DUI Crest 531st Field Artillery Missile Battalion. DUI DI Crest 111th Medical Battalion. Unit Crest 18th Armored Division Pair. DUI DI Crest 13th Infantry Regiment.