Institution
Bavarian State Library
45
Universitätsbibliothek der Humboldt-Universität zu Berlin
26
University Library of Regensburg
18
Saxon State and University Library
12
Zentralbibliothek Zürich
8
Academic health library (Paris)
6
National Library of Sweden - Kungliga biblioteket
6
Bern University Library
2
Basel University Library
1
University Library of Greifswald
1