Institution
University Library of Regensburg
396
Bavarian State Library
331
Bern University Library
279
University Library of Greifswald
250
Universitätsbibliothek der Humboldt-Universität zu Berlin
201
Basel University Library
37
Zentralbibliothek Zürich
19
Bibliothèque Nationale et Universitaire de Strasbourg
4
University of Graz
3
Saxon State and University Library
3
University and Regional Library of Tyrol
3
Library Am Guisanplatz
1
Martin-Opitz Bibliothek Herne
1
The Swiss National Library
1
National Library of the Czech Republic
1
Bibliotheken Schaffhausen
1
University Library Salzburg
1