Institution
University Library of Regensburg
20
Universitätsbibliothek der Humboldt-Universität zu Berlin
11
National Library of Estonia
4
Bibliothèque Nationale et Universitaire de Strasbourg
2
University and Regional Library of Tyrol
2
Moravian Library in Brno
1
National Library of the Czech Republic
1
National and University Library, Slovenia
1
Library service of the University of Strasbourg
1
University of Tartu Library
1