Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
15
University Library of Regensburg
10
Library service of the University of Strasbourg
9
Saxon State and University Library
7
University Library Salzburg
7
Vienna City Library
7
Library of the Academy of Sciences of the Czech Republic
5
Moravian Library in Brno
5
University of Graz
4
National Library of Estonia
4
University and Regional Library of Tyrol
4
Umeå University Library
4
Bern University Library
3
Basel University Library
2
Bavarian State Library
2
National Library of Technology (Czech Republic)
2
Vienna University Library
2
National Library of the Czech Republic
1
National Library of Sweden - Kungliga biblioteket
1
Zentralbibliothek Zürich
1