Institution
University Library of Greifswald
17
Basel University Library
2
Universitätsbibliothek der Humboldt-Universität zu Berlin
2
Umeå University Library
2
Bavarian State Library
1
National Library of Estonia
1
National Library of Sweden - Kungliga biblioteket
1
Saxon State and University Library
1
University Library of Regensburg
1
University and Regional Library of Tyrol
1
Zentralbibliothek Zürich
1