 The company moved to a larger factory in Kay Street which had 1,600 workers in 1860.Isaac Dobson was succeeded by his nephew Benjamin Dobson (1823-1874), with Edward Barlow (1821-1868) becoming a partner in 1851.Benjamin Alfred Dobson (1847-1898) became a partner on the retirement of his uncle in 1871, and was the great-grandson of Isaac Dobson.