Antique Metropolitan Patent whistle by J. Hudson & Co of Birmingham.

Stamped with:

“METROPOLITAN”

“PATENT”

“PATENT 672208”

“HUDSON’S”

An original early 20th century police/service whistle with heavy construction and fixed suspension loop.

Finished in nickel/silver plate over brass, with age-related wear and plating loss exposing the brass beneath.

Produced by the famous J. Hudson & Co of Birmingham, later known worldwide as Acme Whistles.

A great piece of police, railway or industrial memorabilia with genuine age and character throughout.