Iron importation and ironworks proprietorship

By the 1770s Crawshay was a leading London iron merchant, dealing mainly in Swedish and Russian iron. The firm was Crawshay and Moser in 1774, and then Crawshay, Cornwell and Moser in 1784. The business still existed, as R & W Crawshay, in 1816. By 1775 he was acting as Anthony Bacon's agent for supplying iron cannon to the Board of Ordnance