Institution
Bavarian State Library
177
Bern University Library
47
Basel University Library
32
Saxon State and University Library
11
Research Library Olomouc
8
University Library of Greifswald
3
University of Graz
2
University and Regional Library of Tyrol
2
The Swiss National Library
1
National Library of Sweden - Kungliga biblioteket
1
University Library Salzburg
1