Institution
University Library of Regensburg
340
Universitätsbibliothek der Humboldt-Universität zu Berlin
291
Basel University Library
60
Bern University Library
56
University and Regional Library of Tyrol
40
Saxon State and University Library
20
University Library of Greifswald
16
Zentralbibliothek Zürich
6
Bavarian State Library
4
University Library Salzburg
2
University of Graz
1