87th Infantry Unit Crest "Vires Montesque Vincimus" (pair) ngr 30th Infantry Regiment Crest "Our

30th Infantry Regiment Crest  "Our Country Not Ourselves" "Rock of the Marne" (pair)

101st Airborne Division Challenge Coin

9th Infantry Division Challenge Coin

18th Airborne Corps Challenge Coin

87th Infantry Unit Crest "Vires Montesque Vincimus" (pair) ngr 30th Infantry Regiment Crest "Our87th Infantry Unit Crest "Vires Montesque Vincimus" (pair). 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. The U. S. Army Institute of Heraldry is responsible for the design, development and