Institution
Bavarian State Library
642
Bibliothèque Nationale et Universitaire de Strasbourg
9
University Library of Greifswald
7
Universitätsbibliothek der Humboldt-Universität zu Berlin
7
University Library of Regensburg
6
Basel University Library
3
Bern University Library
3
Zentralbibliothek Zürich
3
Saxon State and University Library
2
Bibliotheken Schaffhausen
2
University and Regional Library of Tyrol
1