- Initial M (Ungler 1522). Part of Set of small calligraphic initials (Ungler 1522)
- Initial M(Vltiplicatio). In Johannes de Sacrobosco, Algorithmvs Ioannis de sacro Bosco, Cracow: Florian Ungler (printer), June 1522 - December 1522 (Warsaw, BN), fol. Aviv
- Initial M(Ily). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 89v ◼
- Initial M(Ily). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 92v ◼
- Initial M(Ogl aniol). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 103r ◼
- Initial M(Ilosciwy). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 104r ◼
- Initial M(Iloscziwy). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 126r ◼
- Initial M(Ilosciwy pan). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 143v ◼
- Initial M(Ily Jezus). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 168[162]r ◼
- Initial M(Aria Magdalena). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 164v ◼
- Initial M(Ilosciwy paan). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 172v ◼
- Initial M(Atuchna). In Żywot pana Jezu krysta ..., Baltazar Opec (compiler), Cracow: Jan Malecki (printer), Florian Ungler (printer), Jan Haller (publisher), 1522 (Cracow, BJ), fol. 81r ◼
- Initial M(Ane prima). In Michał Falkener, Prosaru[m] dilutidatio at earundem interpretatio pro studiosoru[m] eruditione in Gymnasio Cracouien[si] elaborata per doctorem Michaele[m] Wratislauien[sem] ..., Cracow: Florian Ungler (printer), March 1530 - December 1530 (Warsaw, BN), fol. 22v ◼