Sternol Ltd Motor Oil and lubricant manufacturers advertising badge

A scarce original circa 1930's 'Sternol Limited promotional badge'; chromium plated example depicting a flag pole with flown flag and "Sternol" company logo in red, white and blue enamels, the reverse bearing maker's details "H.W.Miller Ltd. Branston St B'Ham.18" Very good condition, retaining original pin fittings, no stress marks or damage to the enamel, an excellent example.
Height 18mm.
Width 24mm.

'Sternol Ltd' Royal London House, Finsbury Square, London, E.C.2. oil and lubricant manufacturers produced 'Super Aero Sternol' for high-duty motors and 'Aero Sternol' for normal type aero engines to 'Air Ministry' specification during the war.