J. M. W. Turner, R.A. making his sketch for the celebrated picture of Mercury & Argus, Charles Turner, circa 1840

A portrait from the welsh portrait collection at the national library of wales. Depicted person: j. M. W. Turner – english painter and draftsman (c. 1775–1851). Object Type: print. Genre: portrait. Date: circa 1840. Medium: mezzotint print. Depicted People: J. M. W. Turner. Collection: National Library of Wales. Portrait of J. M. W. Turner, R.A. making his sketch for the celebrated picture of Mercury & Argus (4674619)