Antique Kellogg Retrofitted Wall Telephone.

Antique Kellogg Retrofitted Wall Telephone. The front opens to reveal analog buttons and wiring to modernize the phone. Badge to front reads 'KELLOGG SWITCHBOARD AND SUPPLY COMPANY CHICAGO U.S.A.'. {Approximate dimensions: 26 high x 10 7/8 deep x 9 inches wide.}. Condition: Has not been tested, working order not guaranteed. Minor surface wear. Holes drilled to the top corners.