Exploring unseen worlds : William James and the philosophy of mysticism / G. William Barnard.

Sacred knowledge : psychedelics and religious experiences / William A. Richards ; foreword by G. William Barnard.

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Barnard, G. William (George William), 1955-

Works from the collections

Exploring unseen worlds : William James and the philosophy of mysticism / G. William Barnard.

Sacred knowledge : psychedelics and religious experiences / William A. Richards ; foreword by G. William Barnard.