Institution
Bavarian State Library
649
University Library of Regensburg
35
Basel University Library
20
Universitätsbibliothek der Humboldt-Universität zu Berlin
19
Bern University Library
10
University Library of Greifswald
3
Zentralbibliothek Zürich
3
University of Graz
2
Saxon State and University Library
2
UiT The Arctic University of Norway - University library
2
The Swiss National Library
1
National Library of Sweden - Kungliga biblioteket
1