Collection
Eighteenth Century Collections Online / ECCO
213
Directory of Open Access Books
157
OAPEN
38
Making of the Modern World
36
Springer Book Archives -2004
16
Springer eBooks 2005-
14
Nomos
10
Digi20
7
Ethnographic Video Online Vol. 1
4
Cambridge Books Online
1
JSTOR Open Access Books
1
Oxford University Press
1