Institution
University Library of Regensburg
289
Bavarian State Library
169
Universitätsbibliothek der Humboldt-Universität zu Berlin
161
Zentralbibliothek Zürich
42
Bern University Library
14
University Library of Greifswald
12
National Library of Sweden - Kungliga biblioteket
9
University and Regional Library of Tyrol
8
Basel University Library
6
University of Graz
3
Library Am Guisanplatz
2
Toulouse and Midi-Pyrénées Universities Libraries Network
2
Saxon State and University Library
2
University Library Salzburg
1
Vienna University Library
1
Research Library Olomouc
1
Vienna City Library
1