Philadelphia and New York: J.B. Lippincott, (1938).
Very Good / Very Good. First edition. Boards a bit worn, a very good copy in a price-clipped, near very good dustwrapper with shallow chipping at the extremities, some internal repairs, and considerable rubbing. Signed by the author at a later date. The first book by the designer, inventor, and polymath whose influence has increased with time.