Box 13 (3-manuscripts and typescripts), Folder 19
Another version. Cc. 3p. (published in PHP. A Forum for a Better World, Kyoto, Japan, Oct. 1970, pp. 22-23).
Another version. Cc. 3p. (published in PHP. A Forum for a Better World, Kyoto, Japan, Oct. 1970, pp. 22-23).
(published in Psychedelic Review, Cambridge, MA, I, No. 4 (1974), pp. 379-392); earlier drafts of article, dated October 1963. Typescript and cc. with numerous h. corr. 3c. 5p. ea. Another early version. Typescript with h. corr. 7p.
Earlier version. Typescript with numerous h. corr. 4p. Notes. Autograph 6p.
Autograph 3p. Notes to divisions of categories. Autograph 8p.