The sitters were the daughters of William Trinder (1747-1818) and Elizabeth, née Nicholls and the great-granddaughters of Dr Richard Mead (1673-1754), physician to King George II. Frances married Thomas Goodwin (1770-1837) and they had a daughter, Eleanor (1815-1904) who married William Thomas Barnes (1801-1855).
D. Foskett, A Dictionary of British Miniature Painters, London, 1972, I, p. 326 lists a 'J. Hill (fl. 1775-1791) of London. Exhibited at the Society of Artists, 1775 and at the R. A. 1777-1791'.