Ioannis Boccatii de Certaldo insigne opus De claris mulieribus ...Boccaccio, Giovanni, 1313-1375[1539]Colophon: Excusum Bernae Helvet. per Mathiam Apiarium. Anno M.D.XXXIX.Printer's mark on title page and on last page.Signatures: A6, A-L; M4, N-O4.The 15 woodcut illustrations are mostly signed I. K., accompanied by a short dagger in a sheath, some have the initials only, and some are unsigned. They are by an unknown German artist, though erroneously attributed by many authorities to Jakob Kerver or Jakob Koebel. cf. Nagler, Monogrammisten, v. 3, p. 1021, no. 2682.text