Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
180
Bavarian State Library
154
University Library of Regensburg
152
Basel University Library
15
Zentralbibliothek Zürich
13
University and Regional Library of Tyrol
6
University of Graz
2
University Library of Greifswald
1
University Library Salzburg
1
Vienna City Library
1