Institution
University Library of Regensburg
36
Bibliothèque Nationale et Universitaire de Strasbourg
16
Universitätsbibliothek der Humboldt-Universität zu Berlin
15
Bavarian State Library
14
University of Graz
3
Library service of the University of Strasbourg
3
Saxon State and University Library
2
Zentralbibliothek Zürich
2
National Library of Estonia
1
National Library of Sweden - Kungliga biblioteket
1
Bern University Library
1
University and Regional Library of Tyrol
1
University of Tartu Library
1