James Mappin was listed in 1841 as an engraver and pearl cutter at the back of Norfolk Row. He lived in Shirley Hill. By 1849, he was a spring-knife manufacturer and engraver in partnership with John Hudson in Burgess Street. By 1852, ‘& Sons’ signified the addition of John and Theophilus, who in 1862 lived with their father in Sharrow. James Mappin died at Clifford Cottage, Sharrow Road, on 19 September 1869, aged 69, and was buried in Ecclesall. Theophilus took cont....