Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
10
University Library of Regensburg
6
Bavarian State Library
4
Masaryk University, Faculty of Arts
3
Saxon State and University Library
3
Zentralbibliothek Zürich
3
Library of the Academy of Sciences of the Czech Republic
2
National Library of Sweden - Kungliga biblioteket
2
UiT The Arctic University of Norway - University library
2
National Library of Estonia
1
Bern University Library
1
University Library Salzburg
1
University and Regional Library of Tyrol
1