Institution
Bavarian State Library
37
Universitätsbibliothek der Humboldt-Universität zu Berlin
22
University Library of Regensburg
11
Saxon State and University Library
9
Zentralbibliothek Zürich
7
Academic health library (Paris)
3
National Library of Sweden - Kungliga biblioteket
2
University Library of Greifswald
1
University and Regional Library of Tyrol
1