Tisdale & co 1863.
Tisdale & Earp 1864/67.
William Henry Tisdale 1863/1890 Gun,rifle and pistol maker
5 Steelhouse lane 63/67
40 Digby St, 68/73
47 Wittall St, 74/92
18 Bland St, 93/1900

Granted British patent 2177/1879 for a drop down barrel action .