Institution
University Library of Regensburg
36
Bavarian State Library
22
Universitätsbibliothek der Humboldt-Universität zu Berlin
19
Bern University Library
17
Basel University Library
8
Saxon State and University Library
6
University Library of Greifswald
5
Zentralbibliothek Zürich
5
National Library of the Czech Republic
3
National Library of Estonia
3
University of Tartu Library
3
Library of the Academy of Sciences of the Czech Republic
2
Moravian Library in Brno
2
National Library of Sweden - Kungliga biblioteket
2
Library service of the University of Strasbourg
2
Research Library Olomouc
2
Library Am Guisanplatz
1
Bibliotheken Schaffhausen
1