- Initial L-2 (Ungler 1530; Unglerowa)
- Initial L(Ibelli). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Bviiiv ◼
- Initial L(Iber). In Preclarus et insignis Tractatvs Docens Modum legendi abbreuiaturas..., Cracow: Florian Ungler (printer), 1524? (Kórnik, BK PAN), fol. Cir ◼
- Initial L(Vna). 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 L(ABORO). 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. Lvr ◼
- Initial L(Ibellum). In Grzegorz Snopek of Szamotuły, Processus Juris Brevior ..., Cracow: Helena Unglerowa (printer), May 1537 - December 1537 (Cracow, BJ), fol. Aiir ◼
- Initial L(Ibellus). In Grzegorz Snopek of Szamotuły, Processus Juris Brevior ..., Cracow: Helena Unglerowa (printer), May 1537 - December 1537 (Cracow, BJ), fol. 18v ◼