Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
130
University Library of Regensburg
126
Bavarian State Library
95
Zentralbibliothek Zürich
12
University and Regional Library of Tyrol
6
Basel University Library
3
University Library of Greifswald
2
University of Graz
2
University Library Salzburg
2
Library Am Guisanplatz
1
Bern University Library
1