found: Wordsworth, C. Greece, 1839:t.p. (D. Cox, Jun.) plate (D. Cox Junr.)
found: Oxford DNB (WWW), Nov. 2, 2006(in article Cox, David, 1783-1859: David Cox junior, 1809-1885, watercolor painter, b. July 9, 1809, Dulwich, the only child of David Cox [Sr.]; signed David Cox Junior or Jun.; d. Streatham, Dec. 6, 1885)
found: ULAN (WWW), Jan. 22, 2007(Cox, David, the younger, English landscape painter and teacher, 1808 [sic]-1885)
found: Benezit Dic. of Artists, in Oxford Art Online, May 17, 2016(Cox, David, the Younger; b. 1809, in Dulwich; d. 6 December 1885, in Streatham)