- Initial D-2 (Ungler 1514)
- Initial D(Ifferentia sexta). In John of Głogów, Introductorium Astronomie in Ephemerides ..., Cracow: Florian Ungler (printer), Wolfgang Lern (printer), 1 January 1514 (Warsaw, BN), fol. fiv
- Initial D(Ifferentia duodecima). In John of Głogów, Introductorium Astronomie in Ephemerides ..., Cracow: Florian Ungler (printer), Wolfgang Lern (printer), 1 January 1514 (Warsaw, BN), fol. fivv
- Initial D(Ifferentia decimaseptima). In John of Głogów, Introductorium Astronomie in Ephemerides ..., Cracow: Florian Ungler (printer), Wolfgang Lern (printer), 1 January 1514 (Warsaw, BN), fol. gvr
- Initial D(Ifferentia duodecima). In John of Głogów, Introductorium Astronomie in Ephemerides ..., Cracow: Florian Ungler (printer), Wolfgang Lern (printer), 1 January 1514 (Kórnik, BK PAN), fol. fivv
- Initial D(Ifferentia sexta). In John of Głogów, Introductorium Astronomie in Ephemerides ..., Cracow: Florian Ungler (printer), Wolfgang Lern (printer), 1 January 1514 (Kórnik, BK PAN), fol. fiv ◼
- Initial D(Ifferentia decimaseptima). In John of Głogów, Introductorium Astronomie in Ephemerides ..., Cracow: Florian Ungler (printer), Wolfgang Lern (printer), 1 January 1514 (Kórnik, BK PAN), fol. gvr ◼