Institution
University Library of Regensburg
430
Universitätsbibliothek der Humboldt-Universität zu Berlin
303
University Library of Greifswald
224
Bavarian State Library
218
Basel University Library
78
Bern University Library
66
Zentralbibliothek Zürich
24
Saxon State and University Library
4
University and Regional Library of Tyrol
4
Bibliothèque Nationale et Universitaire de Strasbourg
3
The Swiss National Library
3
Bibliotheken Schaffhausen
2
University of Graz
1
University Library Salzburg
1