Institution
Bavarian State Library
49
Bern University Library
19
University Library of Regensburg
19
Universitätsbibliothek der Humboldt-Universität zu Berlin
6
Library service of the University of Strasbourg
6
Bibliothèque Nationale et Universitaire de Strasbourg
4
University of Graz
3
Saxon State and University Library
3
University Library of Greifswald
2
Masaryk University, Faculty of Arts
2
National Library of Estonia
2
University Library Salzburg
2
University and Regional Library of Tyrol
2
Vienna City Library
2
Basel University Library
1
National Library of the Czech Republic
1
Zentralbibliothek Zürich
1