Institution
Basel University Library
300
University Library of Regensburg
74
Bavarian State Library
63
Bern University Library
58
Universitätsbibliothek der Humboldt-Universität zu Berlin
47
University Library of Greifswald
33
Saxon State and University Library
7
Zentralbibliothek Zürich
4
Bibliothèque Nationale et Universitaire de Strasbourg
1
The Swiss National Library
1
University and Regional Library of Tyrol
1
Vienna City Library
1