- Initial I-2 (Ungler 1530; Unglerowa). Part of Set of ornamental initials (Ungler 1530)
- Initial I(N itegrum). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Bviiiv ◼
- Initial I(Nterrogatoria). In Grzegorz Snopek of Szamotuły, Processus Juris breuior ..., Cracow: Florian Ungler (printer), 1531 (Kórnik, BK PAN), fol. 58v ◼
- Initial I(Mpetrans). In Grzegorz Snopek of Szamotuły, Processus Juris breuior ..., Cracow: Florian Ungler (printer), 1531 (Kórnik, BK PAN), fol. 27v ◼
- Initial I(Nterrogatoria). In Grzegorz Snopek of Szamotuły, Processus Juris breuior ..., Cracow: Florian Ungler (printer), 1531 (Kórnik, BK PAN), fol. 35r ◼
- Initial I(N primis). In Michał of Wiślica, Usus almanach seu Ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Fiiiv ◼
- Initial I(N hac regula). In Lectura super titvlo De Regvlis Ivris Libro Sexto, Cracow: Florian Ungler (printer), ca 1531 (Kórnik, BK PAN), fol. 41v ◼
- Initial I(N dextra). In Michał of Wiślica, Usus almanach seu ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Cracow, MNK, BCzart), fol. [AVIv] ◼
- Initial I(N primis). In Michał of Wiślica, Usus almanach seu ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Cracow, MNK, BCzart), fol. Fiiiv ◼
- Initial I(N dextra). In Michał of Wiślica, Usus almanach seu ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Cracow, MNK, BCzart), fol. [AVIIIr] ◼
- Initial I(N abscisione). In Michał of Wiślica, Usus almanach seu ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Cracow, MNK, BCzart), fol. Eir ◼
- Initial I(Am sepissimae). 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. [24r] ◼
- Initial I(N dextra). In Michał of Wiślica, Usus almanach seu Ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. [AVIv] ◼
- Initial I(N dextra). In Michał of Wiślica, Usus almanach seu Ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. [AVIIIr] ◼
- Initial I(N abscisione). In Michał of Wiślica, Usus almanach seu Ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Eir ◼
- Initial I(Ra audacem). In Szymon of Łowicz, Girolamo Manfredi, Centiloquium de medicis et infirmis decerptu[m] ex penetralibus Astrologiae ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Eviiv ◼
- Initial I(N Leone). In Szymon of Łowicz, Girolamo Manfredi, Centiloquium de medicis et infirmis decerptu[m] ex penetralibus Astrologiae ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Fiv ◼
- Initial I(Nter multos). In Gergely Gyöngyösi, Decalogus de beato Paulo primo heremita ..., Cracow: Florian Ungler (printer), 1532 (Kórnik, BK PAN), fol. Aiiiv ◼
- Initial I(D vero). In Szymon of Łowicz, Girolamo Manfredi, Centiloquium de medicis et infirmis decerptu[m] ex penetralibus Astrologiae ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Dvr ◼
- Initial I(N his). In Szymon of Łowicz, Girolamo Manfredi, Centiloquium de medicis et infirmis decerptu[m] ex penetralibus Astrologiae ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Dviiv ◼
- Initial I(N HAC SEPTIMA). In Jan van Campen, Ex varijs libellis Eliae Grammaticorum omnium doctissimi huc fere congestu[m] est ..., Cracow: Florian Ungler (printer), 25 May 1534 (Warsaw, BN), fol. Civv ◼
- Initial I(Nterrogatoria). In Grzegorz Snopek of Szamotuły, Processus Juris Brevior ..., Cracow: Helena Unglerowa (printer), May 1537 - December 1537 (Cracow, BJ), fol. 58v ◼