Institution
Zentralbibliothek Zürich
137
Bern University Library
63
Library Am Guisanplatz
41
Vienna University Library
39
Basel University Library
33
The Swiss National Library
28
National Library of Sweden - Kungliga biblioteket
11
University and Regional Library of Tyrol
6
University Library of Greifswald
2
University of Graz
2
Bavarian State Library
1
National Library of the Czech Republic
1