National Brand Petrol Shell-Mex BP Ltd service with a smurf badge

A scarce original circa 1960's 'National Petrol promotional key ring badge'; large square double sided plastic encased example depicting the stylised 'Mercury head logo' in yellow, blue and white, the reverse depicting the 'Smurf' logo by the Belgian comics artist Peyo in 1958, with caption " Service With a Smurf ". Good condition, complete with original fittings, colour remains bright, surface scratches and cracks.
Size 41 x 41mm.

Code: 58372