The Doors of Perception
(New York): Harper & Brothers, (1954). 79 pages. "A vivid, arresting and first hand description of the effects of mescalin, a little known drug of unusual properties."--publisher's blurb. ISBN: 281AIB1044889.
Early printing, circa 1960 with "B-I" code on copyright page. A very good copy in a very good dust jacket. A tad musty.