Chevrolet GM Quality Service Parts Sign – automotive Advertising

Chevrolet GM Quality Service Parts Sign – automotive Advertising. This sign is made of a cardboard like material and has small hooks that hold it together. The top reads: Great Service Begins Here! With GM Trained Techincians with the chevy and GM quality service Parts logo.
AIR CONDITIONING, BODY/PAINT, OIL/FILTER/LUBE, ELECTRICAL/TUNE-UP, BRAKES/STEERING, COOLING, TRANSMISSION. There is a tag on the back that reads Embosograph Display MFG CO. Chicago, Illinois. Measures 27 1/2″ x 39 1/2″. Sign would date no earlier than 1975.