TWO SILVER BO'SUNS WHISTLES comprising one by Hilliard & Thomason

TWO SILVER BO'SUNS WHISTLES comprising one by Hilliard & Thomason, Birmingham 1866, with chequered engraved handle named Wm. Jones, 4" long, and a smaller plain example by George Unite, Birmingham 1911, 2 3/4" long, together with an Edwardian whistle by Britton, Gould & Co., Birmingham 1904, all with hanging loops (3)