Norwich Police White Metal Uniform Buttons three different backmarks

Three good original circa 1920's 'Norwich Police large white metal buttons bearing the Norwich City Council Coat of Arms; the first left
W.DOWLER & SONS BIRMm 24mm.
W.DOWLER & SONS SUPERIOR QUALITY 23mm..
Last right NO MAKER approx 24mm.
Good condition, minor wear.

Code: 67205