William Alexandra Tyzack (1836-1889) was the only son of Ebenezer Tyzack (1806-1867). He joined his father's firm (Tyzack, Sons & Turner) at Rockingham Street as a traveller. After Ebenezer's death in 1867, William established his own venture with Joseph Sibray. It was based at Stella Works, Hereford Street, and the original workforce was apparently about twenty.Contemporary accounts described an integrated steel and tool factory. In 1873, Tyzack had built a 12-hole crucible furnace. The firm specialised in '....