IBEW North Dakota Local Union No 714 Local 2 MANGAN pinback pin button

IBEW North Dakota Local Union No 714 Local 2 MANGAN pinback pin button This includes the buttons in the photos. They show well and have normal wear from age and use. This is older, but not marked, so I am unsure of the exact age. The coin in the photos is in the photos to show size and not included.