Institution
University Library of Greifswald
61
University Library of Regensburg
57
Bavarian State Library
40
Universitätsbibliothek der Humboldt-Universität zu Berlin
25
Bern University Library
10
Basel University Library
9
Saxon State and University Library
7
Zentralbibliothek Zürich
3
Library Am Guisanplatz
1