Institution
Bavarian State Library
75
The Swiss National Library
6
Basel University Library
4
Bibliothèque Nationale et Universitaire de Strasbourg
4
Vienna City Library
4
Toulouse and Midi-Pyrénées Universities Libraries Network
2
National Library of Portugal
1
University Library of Greifswald
1
Saxon State and University Library
1
University Library of Regensburg
1
University Library Salzburg
1
University Library in Bratislava
1
Research Library Olomouc
1