found: Virgil. The works of Publius Virgilius Maro, 1654:prelim. p. 10 (F. Cleyn)
found: DNB(Clein or Cleyn, Francis, 1590?-1658; draughtsman)
found: Slater, J. Engravings and their value, 1921:p. 262 (Cleyn or Kleyn, Franz; b. end of 16th cent.; d. 1658)
found: Ovid's Metamorphosis, 1632:add. t.p. (Francisco Clein inv.)
found: Wikipedia, Nov. 2, 2021(Francis Cleyn (or Francesco Cleyn or Clein; also Frantz or Franz Klein) (c. 1582-1658) was a German-born painter and tapestry designer who lived and worked in England.)
