First American edition, first printing of A Brief History of Time by Stephen Hawking.
Octavo, x, 198pp. Black hardcover, black cloth spine, title in silver on spine. A first printing, with the full number line on copyright page. Solid text block, free of any marks or notations. In the publisher’s first state dust jacket, $18.95 on front flap, faint shelf wear to both covers, a near fine example.
Includes an introduction by Carl Sagan.