On the philosophy of history.

Mode of access: Internet.

Scepticism and animal faith; introduction to a system of philosophy,

Mode of access: Internet.

The spirit of modern philosophy;

Mode of access: Internet.

The shock of existence; a philosophy of freedom.

Mode of access: Internet.

Jewish philanthropy;

"Practically a revision of a course of lectures ... given for the last 6 years at the Hebrew union college of Cincinnati, Ohio."--Pref.