HeadingFaber, Petrus used in: NUKAT union catalogue of Polish academic and research libraries
Sources
Found inDrukkers online. — Kp. De Fidelivm Animarvm Pvrgatorio, Libri Dvo : De Limbo Patrvm, Liber Tertivs / Authore Ioanne Lensæo Belliolano [...]. - Lovanii, 1584 (Druk)