Institution
University Library of Regensburg
102
Universitätsbibliothek der Humboldt-Universität zu Berlin
55
Bern University Library
16
Basel University Library
13
Saxon State and University Library
13
University Library of Greifswald
11
Bavarian State Library
8
University and Regional Library of Tyrol
4
University of Graz
2
Zentralbibliothek Zürich
1