Institution
University Library of Regensburg
76
Bibliothèque Nationale et Universitaire de Strasbourg
50
Bavarian State Library
45
Universitätsbibliothek der Humboldt-Universität zu Berlin
40
Zentralbibliothek Zürich
25
Toulouse and Midi-Pyrénées Universities Libraries Network
8
University of Graz
8
Bern University Library
8
Library service of the University of Strasbourg
6
Saxon State and University Library
5
University and Regional Library of Tyrol
4
Basel University Library
2
National Library of the Czech Republic
1
University Library Salzburg
1