SIDEWISE IN TIME AND OTHER SCIENTIFIC ADVENTURES. Chicago: Shasta Publishers, 1950. Octavo, cloth. First edition. One of an unknown number of subscriber copies, signed as "Leinster" and Jenkins. Collects six stories. Includes "A Logic Named Joe" (1946), an early computer story, and "Sidewise in Time" (1934), a flamboyant tale that introduced alternate histories into pulp SF. Anatomy of Wonder (2004) II-656. A fine copy in fine price-clipped dust jacket with four-color wraparound artwork by Hannes Bok. (#127045).
First edition so stated on copyright page.