. "320th Infantry Regiment" . . . "320th Field Artillery Regiment" . . "100px|center" . . . . . . "320th Field Artillery" . . . . . . "2nd Battalion, 320th Artillery Regiment" . . . . "320th" . . . . . . . . . "320th Field Artillery Regiment" . . . . "regiment" . "1917" . "320th Glider Field Artillery Battalion" . "1917" . "USARSparent regiment" . . "320th Field Artillery Regiment Coat of Arms" . "320th Field Artillery Regiment Distinctive Unit Insignia" . "2nd Battalion, 320th Artillery" . "VOLENS ET POTENS (Willing and Able)" . . . . . .