Institution
University Library of Regensburg
23
Universitätsbibliothek der Humboldt-Universität zu Berlin
19
Bavarian State Library
17
Bibliothèque Nationale et Universitaire de Strasbourg
6
Academic health library (Paris)
4
Saxon State and University Library
3
Library service of the University of Strasbourg
3
Zentralbibliothek Zürich
3
University Library of Greifswald
1
Bern University Library
1
University Library Salzburg
1