Institution
University Library of Greifswald
710
University Library of Regensburg
137
Universitätsbibliothek der Humboldt-Universität zu Berlin
127
Bavarian State Library
35
Basel University Library
26
Bern University Library
19
Zentralbibliothek Zürich
10
Saxon State and University Library
3
University and Regional Library of Tyrol
3
Bibliothèque Nationale et Universitaire de Strasbourg
1
University of Graz
1
Library service of the University of Strasbourg
1