"J Hudson & Co" Metropolitan Bright Nickel Whistle Original

The Metropolitan Model

The Metropolitan model was developed in the late 19th century, specifically around 1878.
The model became famous for its use by the Metropolitan Police in London.
This whistle was used as a compact and reliable alternative to the ratchet, previously used by police officers to sound the alarm.

Usage and Popularity

The Metropolitan Whistle was a revolutionary invention for the police. The whistle produced a loud, clear tone that could be heard from a great distance.
It became popular in other professions, such as train traffic, postal services and shipping, because of its efficiency and robustness.
During World War I and World War II, the whistle was also used as a signal whistle in military operations.

Materials and Construction.

The whistle is made of bright nickel-plated brass, ensuring durability and clear sound.
The design included a single chamber and a specific shape for better airflow and tone quality.