Institution
Bavarian State Library
408
Universitätsbibliothek der Humboldt-Universität zu Berlin
406
University Library of Regensburg
366
University Library of Greifswald
351
Basel University Library
63
Bern University Library
58
Bibliothèque Nationale et Universitaire de Strasbourg
15
Zentralbibliothek Zürich
12
Saxon State and University Library
4
University and Regional Library of Tyrol
4
University of Graz
3
Library Am Guisanplatz
1
The Swiss National Library
1
University Library Salzburg
1