Institution
Bavarian State Library
289
University Library of Regensburg
203
University Library of Greifswald
157
Zentralbibliothek Zürich
79
Basel University Library
55
Bern University Library
42
Universitätsbibliothek der Humboldt-Universität zu Berlin
31
Uppsala University Library
23
National Library of Sweden - Kungliga biblioteket
15