Georg Forster, a Protestant, became his librarian and William Heinse, another Protestant, and author of the lascivious romance "Ardinghello", was his official reader. Erthal suppressed the Carthusian monastery and two nunneries at Mainz and used their revenues to meet the expenses of the university, in which he appointed numerous Protestants and free-thinkers as professors.
Georg Forster, a Protestant, served as his librarian; William Heinse, another Protestant, author of the lewd romance "Ardinghello", acted as his official reader. Erthal disbanded the Carthusian monastery and two nunneries in Mainz and used their funds to cover university expenses, appointing numerous Protestants and free-thinkers as professors.