[FROM MATH TO MYSTICISM] Chetviortoe izmerenie: Opyt issledovaniya oblasti neizmerimogo [i.e. The Fourth Dimension. Researching the Field of the Immeasurable]
St. Petersburg: tip. Spb. t-va Pech. i izd. dela “Trud”, 1910. [4], 96 pp. 23x16 cm. In original printed wrappers. Good. Tears and cracks of the spine, wrappers with soiling, many markings in the text (pen and pencil). First edition of the first book. Very rare. Pyotr Uspenskii (Uspensky;..... More