A spring-knife manufacturer named Samuel Robinson was active by 1841 in School Croft. By 1849, Samuel Robinson had relocated to Marsden’s Wheel in Love Street, near Kelham Island. At the start of the 1850s, he appears to have worked briefly in Eyre Lane, before becoming a ‘manufacturer of all kinds of spring knives’ in Garden Street. In 1861, when he was aged 52, he employed 16 men and a girl. In 1865, he was listed specifically as a Bowie-knife maker, when he also operated fro....