Institution
University Library of Regensburg
81
Universitätsbibliothek der Humboldt-Universität zu Berlin
76
Bavarian State Library
24
Toulouse and Midi-Pyrénées Universities Libraries Network
3
Zentralbibliothek Zürich
3
National Library of Sweden - Kungliga biblioteket
2
Vienna University Library
2
University Library Salzburg
1
University and Regional Library of Tyrol
1