Institution
University Library of Regensburg
274
Universitätsbibliothek der Humboldt-Universität zu Berlin
246
Bavarian State Library
146
University Library of Greifswald
71
Basel University Library
7
Bibliothèque Nationale et Universitaire de Strasbourg
3
Saxon State and University Library
2
Bern University Library
2
Library Am Guisanplatz
1
The Swiss National Library
1