Crowley’s The Psychology of Hashish, written under the
pseudonym of Oliver Haddo, was first published in Volume I,
No. 2 of The Equinox on 24 September of 1909. It made up
part two of a serial publication entitled The Herb
During Crowley’s early magical
career, he, along with his then guru, Allan Bennett,
investigated various pharmaceutical preparations, including
hashish, in search of a substance that would provide a
pathway to mystical states.
The Psychology of Hashish presents Crowley’s
personal investigation into the use of hashish and
introduces his hypothesis that it can stimulate or serve as
a precursor to valid mystical states.
Crowley’s opinion regarding the use of hashish seems to
be that an aspirant to spiritual enlightenment may, by using
hashish under controlled circumstances, attain a mystical
state, or obtain a “preview” of potential states of mind
ordinarily only made possible through rigorous spiritual
While Crowley investigated the use of various
pharmaceutical substances as potential aids to spiritual
attainment, there is no evidence that he advocated the use
of hashish, or any other substance, as a substitute for hard
work and discipline in a spiritual practice.
Each book is bound by hand in a
Japanese style binding and measures a large-sized 8 1/2” x
11". 97 pages. Printed in red and black on high quality 70
pound text weight, acid-free Via paper specifically chosen
for this edition. Bound in an acid-free, glued-up
composition cover consisting of a distressed brown faux
leather over custom printed endpapers. Text set in a
combination of Malgun Gothic, Bookman Old Style and
Copperplate Gothic fonts. Illustrations include 20 vintage
graphics of interpretations of "Alice and the Caterpillar"
based on Lewis Carroll's classic novel "Alice in
As an added bonus, each book comes
with a hand-bound copy of Crowley's "The Opium Smoker."
Each copy also includes a handsome themed bookplate and bookmark.
Edition limited to 150
numbered copies. Price: US