Institution
Bavarian State Library
10
Universitätsbibliothek der Humboldt-Universität zu Berlin
8
Saxon State and University Library
4
University Library of Regensburg
4
Zentralbibliothek Zürich
4
National Library of Sweden - Kungliga biblioteket
2
Basel University Library
1
Academic health library (Paris)
1
University Library of Greifswald
1
Bern University Library
1