Institution
Basel University Library
642
Bern University Library
87
Bavarian State Library
40
Saxon State and University Library
33
University Library of Greifswald
32
Universitätsbibliothek der Humboldt-Universität zu Berlin
19
University of Graz
10
University Library of Regensburg
9
University Library Salzburg
7
Zentralbibliothek Zürich
6
University and Regional Library of Tyrol
4
The Swiss National Library
1