Institution
Bavarian State Library
266
University Library of Regensburg
101
Universitätsbibliothek der Humboldt-Universität zu Berlin
47
University Library of Greifswald
8
Bern University Library
8
Basel University Library
7
Zentralbibliothek Zürich
7
Saxon State and University Library
2
Bibliothèque Nationale et Universitaire de Strasbourg
1