Institution
University Library of Regensburg
69
University Library of Greifswald
48
Universitätsbibliothek der Humboldt-Universität zu Berlin
45
Bavarian State Library
28
Basel University Library
26
Bern University Library
18
Zentralbibliothek Zürich
10
Saxon State and University Library
2
University and Regional Library of Tyrol
2
Library Am Guisanplatz
1