Institution
Saxon State and University Library
94
Bavarian State Library
19
Bibliothèque Nationale et Universitaire de Strasbourg
6
University Library of Greifswald
4
Universitätsbibliothek der Humboldt-Universität zu Berlin
4
University Library of Regensburg
3
Toulouse and Midi-Pyrénées Universities Libraries Network
1
Uppsala University Library
1
Zentralbibliothek Zürich
1