Joseph Percivall and Copper Co
Sometimes recorded as Joseph Percival and Copper Co
Copper smelters, of Bristol and Swansea
1739 After Thomas Coster's death, the partnership Thomas Coster and Co was expanded and renamed Joseph Percivall and Copper Co on the death of Thomas Coster without male heir (there was a family connection between the Costers and the Percivalls). The company operated White Rock Copper Works, one of the most important copper smelting works in the Lower Swansea Valley.
Joseph Percivall and Copper Co. operated the White Rock concern in association with its copper refining, rolling and "battery" establishments in the Bristol area[1]
1741 Christopher Thompson wrote (copied to the Navy Board) to Joseph Percivall and Copper Company, Hull, placing a further order for copper[2].
1746 The Admiralty informed Thomas Rous, Joseph Percivall and Company of Bristol that some ships of war were to be built at Liverpool and Chester and requested a tender for copper[3]
1750s The Harfords and Bristol Brass and Copper Co bought Thomas Coster's Copper Works in South Wales.
1757 Joseph Percivall of Bristol was the sole surviving trustee relating to the marriage settlement of Grace Coster (nee Percivall); other trustees then deceased had been Thomas Coster, brother and heir of Robert Coster, and Robert Hoblyn[4].
1764 Following Percival's death, the then senior partner gave his name to the business as the John Freeman and Copper Co, which survived at Swansea in reduced form until about 1870.