SEUSS,DR. HOP ON POP. NY: Random House 1963. 8vo (6 3/4 x 9 1/4"), glazed pictorial boards, 64p., near Fine in dust wrapper with light soil and creasing on edges. 1st edition (and no ads for later titles, price not a factor with correct ads). The simplest Seuss for Youngest use. A popular Seuss title not easy to find in collectible condition. Younger / Hirsch 30.