Institution
Saxon State and University Library
69
Bavarian State Library
67
Zentralbibliothek Zürich
59
Basel University Library
53
Bern University Library
33
Universitätsbibliothek der Humboldt-Universität zu Berlin
30
University Library of Greifswald
21
University and Regional Library of Tyrol
21
National Library of the Czech Republic
8
Vienna University Library
6
University of Tartu Library
6
University Library Salzburg
2
University Library of Regensburg
1