- Initial R (Ungler 1516)
- Initial R(Espexit). In Johannes Dantiscus, Ioannis Dantisci Carmen extemporarium de victoria insigni ex Moschis Illustrissimi principis Sigismundi..., Cracow: Florian Ungler (printer), 23 September 1514 (Lublin, KUL, BU KUL) ◼
- Initial R(Ecipit). In Porphyry, Jacques Lefèvre d'Étaples, Textus Ueteris artis scilicet Isagogaru[m] Porphirij predicamento[rum] Aristotelis simul cum duobus libris perihermenias eiusde[m] eme[n]date impressum ad exemplar Jacobi Stapulensis rite capitulis distintum, Cracow: Florian Ungler (printer), Wolfgang Lern (printer), Jan Haller (publisher), 20 May 1516 (Warsaw, BN), fol. Eiiiv ◼