Has a crows foot engraved. The green in the images which I thought was tarnish turns out to be like wax.
ORIGINAL WW1 1914 TRENCH WHISTLE J HUDSON & Co Birmingham British Army WWI
Original 1914 J Hudson & Co Trench NCO Defense Whistle stamped and Strap.
WWI 1915 J Hudson & Co Birmingham Military Whistle Trench Whistle
J Hudson & Co 1945 whistle nickel plated brass with leather button strap
WW1 Officers Trench Whistle. 1915. British Army. J.Hudson. Birmingham & Co
WW1 British Whistle 1914 to 1918 Trench J Hudson Army RFC RAF GALLIPOLI Aged WWI