WWII Air Raid Patrol Whistle By J. Hudson & Co Vintage c1940

Matt and Elisabeth Davies

MED13213.n

An Absolutely quality condition Air Raid Patrol whistle or A.R.P whistle for short , The ARP whistle is identical to the standard police whistle ( The Metropolitan ) and emits an ear piercing two-note screech that could be heard up to a mile away. The first contract for ARP whistles came in 1938 and was with Birmingham-based manufacturer J. Hudson and Co. All whistles were nickel-plated brass and engraved with “A.R.P.” and Hudson’s details. Each carried the following markings:
​A.R.P.
J. HUDSON & Co.
BARR ST. HOCKLEY
BIRMINGHAM

Dimensions 8 x 1.5 cm or 3.1 x 0.5 inches 
Weight 24.24 grams or 15.6 pennyweight