Bantam Books, 1970-1971. Contains: Golden Apples of the Sun, S is for Space, The Machines of Joy, A Medicine for Melancholy.
Good. All have some amount of cover rubbing and creases, edge wear, corner bumps and tanning pages. Dents to back cover, stamps on page edges, torn covers at spine ends, and black ink scribbling on pages 76&86 of Machines of Joy. Sticker on back cover of S is for Space and on front cover of Golden Apples of the Sun. Split binding with page 125/126 loose but included in Golden Apples of the Sun.