Institution
University Library of Regensburg
63
Universitätsbibliothek der Humboldt-Universität zu Berlin
60
Bibliothèque Nationale et Universitaire de Strasbourg
40
Bavarian State Library
33
Zentralbibliothek Zürich
8
Library service of the University of Strasbourg
6
National Library of Sweden - Kungliga biblioteket
3
Toulouse and Midi-Pyrénées Universities Libraries Network
2
University of Graz
2
Saxon State and University Library
2
University Library Salzburg
1