Institution
University Library of Regensburg
454
Bavarian State Library
448
Universitätsbibliothek der Humboldt-Universität zu Berlin
407
Zentralbibliothek Zürich
99
National Library of Sweden - Kungliga biblioteket
35
University and Regional Library of Tyrol
22
Basel University Library
12
University Library of Greifswald
10
Saxon State and University Library
9
University of Graz
6
Bern University Library
5
UiT The Arctic University of Norway - University library
4
University Library Salzburg
3
The Swiss National Library
1
National Library of the Czech Republic
1