Institution
Bavarian State Library
12
University Library of Regensburg
8
Bibliothèque Nationale et Universitaire de Strasbourg
5
Universitätsbibliothek der Humboldt-Universität zu Berlin
5
Zentralbibliothek Zürich
4
Saxon State and University Library
2
Toulouse and Midi-Pyrénées Universities Libraries Network
1
Bern University Library
1
Library service of the University of Strasbourg
1
University and Regional Library of Tyrol
1