Antique Whistle.
The Metropolitan Whistle Antique Police Constabulary Whistle
Antique c.1900s Silver Plated Brass Engraved Whistle with Match Safe Compartment
Antique Brass Metropolitan Police Whistle 131 Barr Str Birmingham Rare 1885-1888
Antique J Hudson & Co “The Metropolitan” Patent Whistle – 13 Barr St Birmingham
Antique - "Metropolitan" Police Whistle - Hudson & Co - C 1909
Antique Rare 1886 J Hudson & Co The Metropolitan Police Whistle 131 Barr Street