Institution
National Library of Estonia
7
Universitätsbibliothek der Humboldt-Universität zu Berlin
7
National Library of Sweden - Kungliga biblioteket
3
University Library of Greifswald
2
Moravian Library in Brno
2
National Library of the Czech Republic
2
University Library in Bratislava
2
University of Tartu Library
2
Research Library Olomouc
1