Institution
Bavarian State Library
4
University Library of Regensburg
3
Basel University Library
2
Bern University Library
2
Universitätsbibliothek der Humboldt-Universität zu Berlin
2
Zentralbibliothek Zürich
2
University Library of Greifswald
1
Saxon State and University Library
1
University and Regional Library of Tyrol
1