GERNSBACK, HUGO Ralph 124C 41+: a romance of the year 2660. New York: Frederick Fell, 1950. Second edition; association copy.Cloth boards (21 cm. tall), lettered in red, with price-clipped jacket; otherwise in fine condition. With a half-page inscription from the author on front endpaper to Frank E. Mullen, "one of the oldest radio pioneers;" dated New York, 1950.This second edition, with a new preface from Gernsback, also features forewards by Fletcher Pratt and Lee de Forest, "the father of radio."