London, Eyre Methuen, 1975. First Edition. First Impression. Hardback. An excellent copy from the masters of Russian SF. First published in Russian in 1964, and set in the brothers's Noon universe. Translated by Wendayne Ackerman, wife of Forrest. Heavily adapted for various media. Fine with a slight touch of bumping to the spine tips. Some offsetting to the endpapers. [7404, Hyraxia Books].