- Initial S-1 (Ungler 1530; Unglerowa)
- Initial S(Ponsus). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Bviir ◼
- Initial S(Equuntur). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Ciiiv ◼
- Initial S(Ecunda pars). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Diir ◼
- Initial S(I quis autem). In Gáspár Pesti ( attr.), Sermones exhortatorij ad viros sacre religionis decore ornatos, breues & vtiles, voluptatibusq[ue] huius vitae miserrime abrenunctiantibus, Cracow: Florian Ungler (printer), 1531, fol. 13v
- Initial S(Piritu). In Gáspár Pesti ( attr.), Sermones exhortatorij ad viros sacre religionis decore ornatos, breues & vtiles, voluptatibusq[ue] huius vitae miserrime abrenunctiantibus, Cracow: Florian Ungler (printer), 1531, fol. 5v
- Initial S(I quis). In Jan Cervus, Farrago actionu[m] ciuilium Iuris Maydeburgensis ..., Cracow: Florian Ungler (printer), 1531 (Wrocław, Oss.), fol. 8v ◼
- Initial S(Ocietas). In Jan Cervus, Farrago actionu[m] ciuilium Iuris Maydeburgensis ..., Cracow: Florian Ungler (printer), 1531 (Wrocław, Oss.), fol. 35r ◼
- Initial S(Piritu). In Gáspár Pesti ( attr.), Sermones exhortatorij ad viros sacre religionis decore ornatos, breues & vtiles, voluptatibusq[ue] huius vitae miserrime abrenunctiantibus, Cracow: Florian Ungler (printer), 1531 (Wrocław, Oss.), fol. 5v ◼
- Initial S(I quis autem). In Gáspár Pesti ( attr.), Sermones exhortatorij ad viros sacre religionis decore ornatos, breues & vtiles, voluptatibusq[ue] huius vitae miserrime abrenunctiantibus, Cracow: Florian Ungler (printer), 1531 (Wrocław, Oss.), fol. 13v ◼
- Initial S(I insuper). In Michał of Wiślica, Usus almanach seu ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Cracow, MNK, BCzart), fol. Kiv ◼
- Initial S(Vmpta est). In Lectura super titvlo De Regvlis Ivris Libro Sexto, Cracow: Florian Ungler (printer), ca 1531 (Kórnik, BK PAN), fol. 39v ◼
- Initial S(Vperest). In Szymon of Łowicz, Girolamo Manfredi, Centiloquium de medicis et infirmis decerptu[m] ex penetralibus Astrologiae ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Giiir ◼
- Initial S(I aliquid). In Michał of Wiślica, Usus almanach seu Ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Iiir ◼
- Initial S(I insuper). In Michał of Wiślica, Usus almanach seu Ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Kiv ◼
- Initial S(Vmpta est). In Lectura super titvlo De Regvlis Ivris Libro Sexto, Cracow: Florian Ungler (printer), ca 1531 (Kórnik, BK PAN), fol. 16r ◼
- Initial S(Vmpta est). In Lectura super titvlo De Regvlis Ivris Libro Sexto, Cracow: Florian Ungler (printer), ca 1531 (Kórnik, BK PAN), fol. 30r ◼
- Initial S(Vmpta). In Lectura super titvlo De Regvlis Ivris Libro Sexto, Cracow: Florian Ungler (printer), ca 1531 (Kórnik, BK PAN), fol. 31[33]v ◼
- Initial S(Ol in Libra). In Szymon of Łowicz, Girolamo Manfredi, Centiloquium de medicis et infirmis decerptu[m] ex penetralibus Astrologiae ..., Cracow: Florian Ungler (printer), 1532 (Wrocław, Oss.), fol. Fiiv ◼
- Initial S(I aliquid). In Michał of Wiślica, Usus almanach seu ephemeridu[m] interpretatio ..., Cracow: Florian Ungler (printer), 1532 (Cracow, MNK, BCzart), fol. Iiir ◼
- Initial S(OLENT). In Compendiaria Conscribendarum Epistolarum ratio in gratiam adolescentum studiosorum a Christophoro Hegendorphino et co[n]scripta et recens edita ..., Cracow: Florian Ungler (printer), 1533 (Warsaw, BN), fol. Gvr ◼
- Initial S(VNT VERBA). 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. Eiir ◼
- Initial S(ED QVERI). In Jan van Campen, Prouerbia Salomonis..., Cracow: Florian Ungler (printer), 10 March 1534 - 31 December 1534 (Wrocław, Oss.), fol. Bvv ◼
- Initial S(ED QVERI). In Jan van Campen, Prouerbia Salomonis..., Cracow: Florian Ungler (printer), [after 19 February] 1534 (Olsztyn, Biblioteka MWiM), fol. Bvv
- Initial S(I SEDERE) [upside down]. In Jan van Campen, Prouerbia Salomonis..., Cracow: Florian Ungler (printer), [after 19 February] 1534 (Olsztyn, Biblioteka MWiM), fol. Eviiiv
- Initial S(I SEDERE) [upside down]. In Jan van Campen, Prouerbia Salomonis..., Cracow: Florian Ungler (printer), 10 March 1534 - 31 December 1534 (Wrocław, Oss.), fol. Eviiiv ◼
- Initial S(Anctissimo). In Grzegorz Snopek of Szamotuły, Processus Juris Brevior ..., Cracow: Helena Unglerowa (printer), May 1537 - December 1537 (Cracow, BJ), fol. 119r ◼
- Initial S(Alva). In Grzegorz Snopek of Szamotuły, Processus Juris Brevior ..., Cracow: Helena Unglerowa (printer), May 1537 - December 1537 (Cracow, BJ), fol. 109v ◼