Institution
University Library of Greifswald
378
Saxon State and University Library
254
Bavarian State Library
100
Universitätsbibliothek der Humboldt-Universität zu Berlin
60
University Library of Regensburg
32
Zentralbibliothek Zürich
4
University of Graz
1
The Swiss National Library
1
Bern University Library
1
University Library in Bratislava
1
Uppsala University Library
1