Institution
Saxon State and University Library
5
University Library of Regensburg
2
Toulouse and Midi-Pyrénées Universities Libraries Network
1
University Library of Greifswald
1
Library of the Academy of Sciences of the Czech Republic
1
National Library of Sweden - Kungliga biblioteket
1
Bern University Library
1
Universitätsbibliothek der Humboldt-Universität zu Berlin
1