found: Caroli ClusI ... Rariorum plantarum historia, 1601:title page (Ex Officina Plantiniana apud Ioannem Moretum)
found: Encyclopaedia Britannica, c1994:v. 9, page 502 (John Moerentorf (Moretus))
found: Jan Moretus and the continuation of the Plantin Press, 2014:title page (Jan Moretus I)
found: Wikipedia, July 23, 2015(Jan Moretus, also Johann Moerentorf or Joannes Moretus, (2 May 1543-22 September 1610); Flemish printer)
found: Biblia sacra, dat is, De geheele Heylighe Schrifture bedeylt int Oudt ende Nieu Testament, 1599:title page (Ian Mourentorf)
found: Wikipedia, 30 January 2019(Plantin Press; antwerp; Christopher Plantin founded the press, having fled Paris for Antwerp where he at first bound books; after becoming a citizen he began printing in 1555; he took on an assistant, Jan Moretus, who became his business manger, son-in-law, and eventually his successor; Platin's successors continued to print at Antwerp until 1867. The building that housed the press is now the Plantin-Moretus Museum)