Institution
University Library of Regensburg
312
University and Regional Library of Tyrol
270
University of Graz
213
Universitätsbibliothek der Humboldt-Universität zu Berlin
193
University Library Salzburg
51
National Library of the Czech Republic
41
Bavarian State Library
36
Saxon State and University Library
29
Zentralbibliothek Zürich
27
Basel University Library
26
National Library of Sweden - Kungliga biblioteket
23
Bern University Library
14
National Library of Estonia
6
Vienna University Library
4
University of Tartu Library
3
University Library of Greifswald
1