Sterling Silver Tea Set

J.R into an oval mark. John Round & Son Ltd, The firm was established by John Round in Sheffield in 1847 as a small familiar workshop attached to his house in Tudor Street. The business proved successful and the firm in partnership with his son Edwin went under the title of John Round & Son. In 1874 the firm became John Round & Son Ltd and in 1886 the business of Ridge, Allcard & Co (Lions Works, Eyre Lane) was amalgamated and John Ridge became the manager. The main factory was the renewed Tudor Works, Tudor Street, Sheffield while various showrooms operated in London. Your year is correct.