WW2 USA Army, Single Person in Forces Pin.

American, Single person in the Forces pin. Rectangle, 7.36mm high by 16.87mm wide, with blue and white enamel, single star, indicating single person in the Military. Some light brown staining, don't know if it can be cleaned or not, small enamel chip near star. Pin back fastener with about 3/4s of the pin missing.
Control #WS12116