- Initial V (Ungler 1512)
- Initial V(Trum diffinicio). In Michał Twaróg of Bystrzyków, Quaestiones in tractatus Parvorum Logicalium Petri Hispani, Cracow: Florian Ungler (printer), 15 April 1512 (Munich, BSB), fol. Sivr ◼
- Initial V(Trum diffinito). In Michał Twaróg of Bystrzyków, Quaestiones in tractatus Parvorum Logicalium Petri Hispani, Cracow: Florian Ungler (printer), 15 April 1512 (Munich, BSB), fol. Kiiiv ◼
- Initial V(Trum diffinito). In Michał Twaróg of Bystrzyków, Quaestiones in tractatus Parvorum Logicalium Petri Hispani, Cracow: Florian Ungler (printer), 15 April 1512 (Munich, BSB), fol. Livr ◼
- Initial V(Trum diffinito). In Michał Twaróg of Bystrzyków, Quaestiones in tractatus Parvorum Logicalium Petri Hispani, Cracow: Florian Ungler (printer), 15 April 1512 (Munich, BSB), fol. Niir ◼
- Initial V(Trum proposito). In Michał Twaróg of Bystrzyków, Quaestiones in tractatus Parvorum Logicalium Petri Hispani, Cracow: Florian Ungler (printer), 15 April 1512 (Munich, BSB), fol. Qivv ◼
- Initial V(Trum omnis). In Michał Twaróg of Bystrzyków, Quaestiones in tractatus Parvorum Logicalium Petri Hispani, Cracow: Florian Ungler (printer), 15 April 1512 (Munich, BSB), fol. Iiiir ◼
- Initial V(Erum ex). In Proclus, Procli Diadochi Sphera Thomae Linacro Britanno Interprete, Thomas Linacre (translator), Cracow: Florian Ungler (printer), 5 July 1512 (Warsaw, BN), fol. Biiir ◼
- Initial V(Alachia). In Jan of Stobnica, Introductio in Ptholomei Cosmographia[m] ..., Cracow: Florian Ungler (printer), 1512 (Cracow, BJ), fol. xiiiiv ◼
- Initial V(Alachia). In Jan of Stobnica, Introductio in Ptholomei Cosmographia[m] ..., Cracow: Florian Ungler (printer), 1513 (Warsaw, BN), fol. xivv ◼
- Initial V(Erueniuero). In Aristotle, Libri de Anima Aristotelis philosophoru[m] peripatetice familie principis sub gemina translatio[n]e ..., Cracow: Florian Ungler (printer), 1512 - 1513 (Warsaw, BN), fol. Biiir ◼