This type of whistle was commonly used on steam locomotives, traction engines, and ships for signaling and warning.
Magnificent Large Original Antique Brass Bronze Locomotive Train Steam Whistle
Hornby Railways Sound Unit Controller – Steam Whistle / Diesel Horn – Vintage
Early "LESLIE TYFON" Copper or Bronze Maritime or Train Air/Steam Horn Whistle
Steam Locomotive Whistle valve
Vintage Steam Train Circle Layout Whistle Hard Plastic Animated Moving Germany
