Institution
Bavarian State Library
578
University Library of Regensburg
163
Universitätsbibliothek der Humboldt-Universität zu Berlin
68
University Library of Greifswald
63
Basel University Library
16
Bern University Library
9
Saxon State and University Library
3
Zentralbibliothek Zürich
3
University and Regional Library of Tyrol
2
Library Am Guisanplatz
1
Bibliothèque Nationale et Universitaire de Strasbourg
1