Karl Rohm, 1911, Hardcover, Book Condition: Fair, First
22cm x 14cm. 84 pages,  advertisements. Quarter red paper, tan cloth. Text is in German. Psychological Powers: Applied secret science. The author's account of experiments with ecstasy and cannabis indica. Contains the first description in the German language of a self-experiment with cannabis tincture. Scarce, 5 copies in OCLC at July, 2020, only in German libraries. Rubbing and wear to boards. Spineback cracking. Early previous owner's signature. Tanning to pages which are tender at threads. Shipped Weight: .19 kilos.