James Chesterman (1792-1867) was born at Colebrook, Buckinghamshire, the son of John (a net and tent maker). Accounts of James’s early life vary, but he apparently worked for James Dixon & Sons as a powder flask maker – a trade he pursued independently in the 1820s. By the 1830s, he was manufacturing his patented spring for rewinding measuring tapes. In the 1840s, Chesterman partnered John Priston Cutts in the manufacture of metallic measuring tapes. By 1860, James Chesterman & Co ....