Institution
University Library of Regensburg
17
Bavarian State Library
10
Universitätsbibliothek der Humboldt-Universität zu Berlin
4
Basel University Library
2
Zentralbibliothek Zürich
2
Bibliothèque Nationale et Universitaire de Strasbourg
1
University Library of Greifswald
1
University of Graz
1
Saxon State and University Library
1
Bern University Library
1