Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
19
University Library of Regensburg
15
Bavarian State Library
13
Zentralbibliothek Zürich
5
Academic health library (Paris)
1
University of Graz
1
Saxon State and University Library
1
Bern University Library
1
University and Regional Library of Tyrol
1