John Chaloner Smith, British mezzotinto portraits, vol. 4.1, London 1882, p. 1587, no. 49. ("Thomas Symonds. H. L., in oval frame, directed towards right, facing towards and looking to front, powdered wig, plain coat and vest. Under, in centre ornamental shield engraved in line, rising into subject, J. Vanderbank pinx. 1730. G. White fecit. Printed for Sam.l Sympson & sold at his print shop in the Strand near Catherine Street. … I. As described. II. Retouched and darkened, address after "in" erased ; instead, Maiden Lane Covent Garden. Said to have been a surgeon who practised near Chelsea, and appears to have been first cousin to Browne Willis the antiquary.")
R. Burgess, Portraits of doctors & scientists in the Wellcome Institute, London 1973, no. 2868.1
