The God-Idea of the Ancients
Eliza Burt GambleThe Oriental Religions in Roman Paganism
Franz Valery Marie CumontMyth, Ritual and Religion, Vol. 1 (of 2)
Andrew LangThe Age of Fable
Thomas BulfinchAn analysis of religious belief
John Russell AmberleyToleration and other essays
VoltaireI don't know, do you?
Marilla M. Ricker