1. Science and Religion in the Era of William James, Volume 1: Eclipse of Certainty, 1920-1880;Croce,1995
2. Letter to Henry William Rankin. June 21, 1896;James,2000
3. The nitrous oxide philosopher;Tymoczko;The Atlantic Monthly,1996
4. Review of “The Anaesthetic Revelation and the Gist of Philosophy”;James;The Atlantic Monthly,1874
5. On Some Hegelisms;James,1897