Collection
Springer Lecture Notes Archiv 1964-1996
1,385
Eighteenth Century Collections Online / ECCO
1,053
O'Reilly
877
Springer Book Archives -2004
629
Springer eBooks 2005-
526
DeGruyter MPG Collection
184
Elsevier eBook collection Mathematics
120
Cambridge Books Online
62
Oxford University Press
22
JSTOR Open Access Books
8
Edward Elgar eBooks Collection Business & Economics
6
Elsevier ScienceDirect eBooks
6
Wiley Online Books
6
MIT Press eBook Archive
3
Oxford Handbook Online
2
Directory of Open Access Books
1