If you want to use existing works, e.g. in books, on postcards, or online please contact
Telefon: +41 (0)43 300 66 15
Pro Litteris
Copyright Society for Literature and Fine Arts
Department of Image Rights
Universitätstrasse 100, P.O. Box 205
CH-8024 Zürich
or send your request directly using the form: www.prolitteris.ch/genehmigungsanfrage/