National Benzole Company NBC motor oil advertising badge circa 1930's

A scarce original circa 1930's 'National Benzole Company NBC Oil promotional lapel badge'; large silver plated rectangle inlaid with blue enamel surmounted by the Mercury's head logo, the centre bearing 'NBC Oil' on gold enamel ground. Excellent condition, complete with original buttonhole fitting, enamel intact.
Height 30mm.

Code: 59186