Castrol Motor Oil advertising badge circa 1940 by Butler

A good original circa 1940's 'Castrol Oil promotional badge'; chomium plated example bearing red enamel script on green backing; the reverse impressed with manufacturer's details " Butler B'Ham". Good condition, complete with original pin fittings, enamel loss to letter 't'. Price reflects.
Width 32mm.
Height 13mm.

Code: 58371