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Gunpowder maker, with works at Faversham, Eastwood and Argyll Mills, Lochfyne; offices at 23 Lombard Street, London.
1836 John Hall died. He left his Dartford business to his sons John and Edward, his gunpowder factories at Faversham and Erith to his sons William and Peter, and the paper mill at Horton Kirby to his son Henry.
1851 Registered designs of safety stopper and measure for powder canisters and flasks; and of a powder canister