Lot 3 in Space Memorabilia Auction

1964, Volumes 47 and 48 of the "AAS Science and Technology Series" on Soviet Space Programs Vol. 47, "Handbook of Soviet Lunar and Planetary Exploration" (261 pp., Nicholas L. Johnson, soft cover.) details the Soviet unmanned space program devoted to the exploration of the moon, Venus and Mars. Volume 48,"Handbook of Soviet Manned Space Flight", (1968, 461 pp., Nicolas, L. Johnson, soft cover.) presents a look at the Soviet manned space program. Both books have some toning to covers. Interesting.