John Henry Froggatt (1875-1952) was born in Sheffield to James Henry Froggatt (a general labourer and later clerk) and Annie Elizabeth Traviss. In 1896, John Henry – a warehouseman – married Nellie Wiggett, the daughter of an engineer and tool maker. Before the War, J. H. Froggatt was working as a machine knife manager and living at Hillsborough.In 1921, Froggatt joined forces with Arthur F. Ledger, a motor engineer, to establish Froggatt & Ledger Ltd. Capitalised at £10,000, this private company ....