Connecticut Button, Connecticut National Guard, Officer Staff, Scovill Mfg Co Waterbury, dm between rings, (15mm) Button depicts script "CNG", Connecticut National Guard on lined field . This unit was organized during the war, representing a replacement of state militia units, intended for officers. The buttons with narrow rim and pre 1865 backmarks were manufactured before the end of the war and a small number of these buttons have been found on southern battlefields, however most use of them occurred after the war. Backmark: "SCOVILL MF'G CO, / WATERBURY." dm between two rings of dots around the shank. Three part officer staff button, coat size, high convex.
Ref: Albert CT20, Tice CT210As1