1. Incipit tractatulus venerabil[is] m[a]g[ist]ri Johannis Gerson cancellarij Parisiensis tractans de polluc[i]o[n]e nocturna an impediat celebrantem an non Author(s): Gerson, Jean, 1363-1429 Publication: [Cologne : Johann Guldenschaff, about 1480] Subject(s): EjaculationMoralsReligion and MedicineChristianity
2. Dubitantu[m] e[st] ap[u]d me freq[ue]nter [et] diu presstim post susceptu[m] sacerdotiu[m], si quis nocturno pollutus so[m]pnio a celebrando missam cessa[r]e debe[a]t Author(s): Gerson, Jean, 1363-1429 Publication: [Cologne : Ulrich Zel, ca. 1466] Subject(s): EjaculationMoralsReligion and MedicineChristianity