Institution
Bibliothèque Nationale et Universitaire de Strasbourg
16
Bavarian State Library
15
Library service of the University of Strasbourg
8
University Library of Regensburg
4
Zentralbibliothek Zürich
4
Academic health library (Paris)
2
Universitätsbibliothek der Humboldt-Universität zu Berlin
2
Basel University Library
1