Institution
Bavarian State Library
17
Universitätsbibliothek der Humboldt-Universität zu Berlin
14
University Library of Regensburg
13
Bibliothèque Nationale et Universitaire de Strasbourg
9
Library service of the University of Strasbourg
6
Academic health library (Paris)
4
Saxon State and University Library
4
Zentralbibliothek Zürich
2
Vienna City Library
1