Institution
University Library of Greifswald
310
University Library of Regensburg
41
Bavarian State Library
28
Universitätsbibliothek der Humboldt-Universität zu Berlin
22
Basel University Library
12
Bern University Library
6
Library Am Guisanplatz
5
Zentralbibliothek Zürich
2
Saxon State and University Library
1