Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
50
University Library of Regensburg
50
Bavarian State Library
30
Bern University Library
24
Basel University Library
19
Uppsala University Library
13
National Library of Sweden - Kungliga biblioteket
9
Zentralbibliothek Zürich
8
Bibliothèque Nationale et Universitaire de Strasbourg
6
University and Regional Library of Tyrol
4
University Library of Greifswald
2
Saxon State and University Library
1
Library service of the University of Strasbourg
1