Institution
University Library of Regensburg
21
Universitätsbibliothek der Humboldt-Universität zu Berlin
16
Bavarian State Library
14
Bibliothèque Nationale et Universitaire de Strasbourg
7
Zentralbibliothek Zürich
4
Toulouse and Midi-Pyrénées Universities Libraries Network
2
Basel University Library
1
University Library of Greifswald
1
Saxon State and University Library
1
Bern University Library
1
University and Regional Library of Tyrol
1