- Initial M-2 (Ungler 1530). Part of Set of ornamental initials (Ungler 1530)
- Initial M(Aioritate). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Bviiiv ◼
- Initial M(Andatum). In Jan Cervus, Farrago actionu[m] ciuilium Iuris Maydeburgensis ..., Cracow: Florian Ungler (printer), 1531 (Wrocław, Oss.), fol. 35r ◼
- Initial M(Ars). In Szymon of Łowicz, Enchiridion Phisiognomiae co[m]pe[n]diosu[m] cu[m] figuris facieru[m], Cracow: Florian Ungler (printer), 1532 (Cracow, BJ), fol. [24v] ◼
- Initial M(Ercurius). In Szymon of Łowicz, Enchiridion Phisiognomiae co[m]pe[n]diosu[m] cu[m] figuris facieru[m], Cracow: Florian Ungler (printer), 1532 (Cracow, BJ), fol. [25r] ◼
- Initial M(ALEDICO). In Jan Cervus, Syntaxis Ioannis Cervi Tvcholiensis. Accessit item Aelij Donati ... De barbarissmo libellus, Antonii Mancinelli Veliterni de varia constructione thesaurus, Cracow: Florian Ungler (printer), 1533 (Warsaw, BN), fol. Lvir ◼
- Initial M(AGNIFICAT). In Jan Cervus, Qv[a]estiones Ioannis Cervi Tvcholiensis de declinatione & constructione octo orationis partium ..., Cracow: Florian Ungler (printer), 1531 - 1533 (Warsaw, BN), fol. Avr ◼
- Initial M(ELIVS EST). In Jan van Campen, Prouerbia Salomonis..., Cracow: Florian Ungler (printer), 10 March 1534 - 31 December 1534 (Wrocław, Oss.), fol. Dviv ◼
- Initial M(ELIVS EST). In Jan van Campen, Prouerbia Salomonis..., Cracow: Florian Ungler (printer), [after 19 February] 1534 (Olsztyn, Biblioteka MWiM), fol. Dviv