Institution
Bavarian State Library
26
Universitätsbibliothek der Humboldt-Universität zu Berlin
14
University Library of Regensburg
9
Saxon State and University Library
8
Zentralbibliothek Zürich
6
National Library of Sweden - Kungliga biblioteket
3
Basel University Library
2
Toulouse and Midi-Pyrénées Universities Libraries Network
2
Academic health library (Paris)
1
University Library of Greifswald
1
Bern University Library
1
University Library Salzburg
1