Bidspirit auction | Vintage Kellogg Breastplate Telephone Mic

Vintage Kellogg Breastplate Telephone Mic - Early 20th-century hands-free operator or dispatcher chest transmitter manufactured by the Kellogg Switchboard & Supply Co. in Chicago, Illinois. Features a contoured painted metal breastplate base, an adjustable horn mouthpiece mounted to a metal ball joint, model ring stamped ”KELLOGG U.S.A. 1076 LC”, and an attached fabric neck strap. Fair vintage condition with overall surface soil, scattered paint loss and chipping revealing bare metal, light oxidation on metal hardware, and wear to the fabric strap; electrical cord exiting the bottom housing has been cut off. Measures H 7”, W 8”, D 5”. Please see photos for condition.