Metal Whistle, British Army and Police model made by J. Hudson & Co. Ltd. Birmingham 19, England. Red tape around whistle. Leather thong attaching whistle to second button down front of shirt. This whistle is attached to Rod Vance's combat shirt (2009.008.018) J. Hudson & Co was founded in the 1870s in Birmingham by Joseph Hudson (1848–1930) and his brother James Hudson (1850–1888). The company became a manufacturer of whistles and continues as Acme Whistles. Acme is the world’s largest and most famous producer of whistles. They are headquartered in the Jewellery Quarter district of Birmingham, England.