I have for sale an 1880/90 GPO whistle. it is in overall first class condition with the writing clearly legible and the plating has not worn off unlike many
Antique J Hudson & Co “The Metropolitan” Patent Whistle – 13 Barr St Birmingham
Antique Rare 1886 J Hudson & Co The Metropolitan Police Whistle 131 Barr Street
ANTIQUE THE METROPOLITAN PATENT POLICE WHISTLE J. HUDSON & CO BIRMINGHAM
J. HUDSON & CO. VINTAGE METAL WHISTLE [73833]
Vintage 'The Metropolitan' Patent Police Whistle J Hudson & Co