Institution
Bavarian State Library
13
Zentralbibliothek Zürich
7
University Library of Regensburg
5
Bern University Library
3
Universitätsbibliothek der Humboldt-Universität zu Berlin
2
Basel University Library
1
Academic health library (Paris)
1
Toulouse and Midi-Pyrénées Universities Libraries Network
1
Saxon State and University Library
1