Institution
Bavarian State Library
40
Martin-Opitz Bibliothek Herne
3
Bern University Library
3
University Library Salzburg
3
Library of the Academy of Sciences of the Czech Republic
2
National Library of Technology (Czech Republic)
2
Saxon State and University Library
2
Vienna University Library
2
Basel University Library
1
University Library of Academy of Fine Arts Vienna
1
Research Library Olomouc
1