Institution
University Library of Regensburg
330
Universitätsbibliothek der Humboldt-Universität zu Berlin
183
Bavarian State Library
143
Basel University Library
60
Bern University Library
56
University Library of Greifswald
36
Zentralbibliothek Zürich
16
The Swiss National Library
9
Saxon State and University Library
7
Bibliothèque Nationale et Universitaire de Strasbourg
2
University and Regional Library of Tyrol
2