Institution
University Library of Greifswald
911
Uppsala University Library
175
Bavarian State Library
43
Universitätsbibliothek der Humboldt-Universität zu Berlin
30
University Library of Regensburg
29
National Library of Sweden - Kungliga biblioteket
10
Basel University Library
5
Zentralbibliothek Zürich
5
Bern University Library
3
Bibliothèque Nationale et Universitaire de Strasbourg
1
Saxon State and University Library
1