1962–1978. Typewritten letters (1962) and 2 other texts on A4 sheets. A 4-pages photostat copy Hofmann’s report of his experiments on LSD in 1943 ( 1962?). 2 offprints of Hofmann’s articles on LSD (1970; 1978). Printed reproduction of Hoffman’s photo-portrait, labeled in pen on the verso. The photocopy is with occasional chipping. Overall in fine condition. A collection of documents related to Albert Hofmann and the discovery of LSD. A collection of documents sent by Albert Hofmann in 1962 on the request of Bo Holmstedt, a professor at the Karolinska Institute in Stockholm, for the preparation of a comprehensive history of pharmacology (written together with Göran Liljestrand, Readings in Pharmacology; Pergamon Press, 1963), with additional material related to the discovery of LSD. The archive consists Hofmann’s letter to Bo Holmstedt (signed, typewritten, with autograph corrections, with details of the discovery of the LSD and explanation of the attachments), and the attached documents: a photostat copy of Hofmann’s report on his first personal experience with the LDS (originally written for internal use at the laboratory, addressed to Prof. Stoll), a typewritten biography, the list of Hofmann’s publication, and a printed photographic portrait of the professor; supplemented with two later offprints of Hofmann’s articles in English Notes and Documents Concerning the Discovery of LSD (extracted from Agents and Actions, Vol. 1 Number 3. 1970), an 8-page article How LSD Originated (from the Journal of Psychedelic Drugs, Vol. 11 (1–2) 1978), and the copy of Holmstedt’s typewritten reply. Albert Hofmann (1906–2008) was a Swiss chemist, known best for his discovery of the hallucinogenic drug LDS (lysergic acid diethylamide), which he first synthesized in 1938 at the Sandoz Laboratories in Basel, Switzerland. LSD's psychedelic properties were discovered five years later, on April 19, 1943, when Hofmann himself ingested it. The copy of his report on this first experiment included in the present archive Provenance: Professor Jan G. Bruhn, Lund.