(1989) Souvenir Press Ltd. ISBN 0-385-00861-9. Sylvan Muldoon and HerewardCarrington (1929). Projection of the Astral Body. Rider and Company. ISBN 0-7661-4604-9
Also includes news coverage of Mumler's sensational 1869 trial.(英語) Carrington, Hereward. The Physical Phenomena of Spiritualism. Boston: Herbert B. Turner
Tomorrow dreams as pathway to a New World Perspective: Forrer, Kurt ^ HerewardCarrington, Sylvan Muldoon. (1981). The Projection Of The Astral Body. Weiser