[John Playfair] [graphic]Nicholson, William, 1781-1844, printmaker[1819]eng"Portrait of John Playfair, over half-length, seated to left in an armchair, his left arm resting on chair arm; wearing spectacles, open double-breasted coat over waistcoat fastened with six buttons, neckerchief and frill; books on a table at left, globe behind; after William Nicholson."--British Museum online catalogueTitle, printmaker, artist, and date of publication from the British Museum online catalogue, registration no.: 1868,0808.1903.