John Derby (1813-1912) was born in Sheffield, the son of George Derby (a shoe maker) and his wife. Mary. In 1851, he was living with his parents in Cavendish Street. His father was aged 79; his mother was 65. The former died in the following year from ‘decay’. John had been apprenticed to Thos. Turner & Co and in 1851 was a table knife manager, possibly at Ogden Brothers, where he became partner. Ogden Bros & Derby ceased business in 1861 and three years later Derby lau....