Born 1790. Christening record for Mary Burwash at St John the Baptist, Clerkenwell dated 31st January 1790. Father William Burwash (Grimwade p.453?). Mary Burwash married William Chawner at St Bartholomew the Great on 16th June 1816.
She is reported to have been joined in partnership in 1840 by George William Adams, husband of her daughter Mary Ann. He entered a maker’s mark (GA) at Goldsmiths Hall late in 1840 trading as Chawner & Co. For further history of the business see The Directory of Gold & Silversmiths Jewellers & Allied Traders 1838-1914 Vol.I p.82-3 by John Culme.