Institution
University Library of Regensburg
752
Universitätsbibliothek der Humboldt-Universität zu Berlin
387
Bavarian State Library
147
University Library of Greifswald
22
Basel University Library
21
Bern University Library
20
University of Graz
10
Zentralbibliothek Zürich
9
Saxon State and University Library
8
University and Regional Library of Tyrol
5
Library Am Guisanplatz
3
University Library Salzburg
2