Institution
Bavarian State Library
35
Toulouse and Midi-Pyrénées Universities Libraries Network
16
University Library of Regensburg
13
Universitätsbibliothek der Humboldt-Universität zu Berlin
9
National Library of Sweden - Kungliga biblioteket
3
Saxon State and University Library
3
Zentralbibliothek Zürich
3
Basel University Library
2
University and Regional Library of Tyrol
2
University Library of Greifswald
1
Bern University Library
1