On the track of discovery-riddles of outer space-scientists unravel mysterious-secrets of history /
translated from the Russian by D. Svirsky.
- Moscow : Progress Publishers, [1964].
- 182 p. : ill. ; 21 cm.
- Series, 2. .
314 314
Curiosities and wonders.
Treasure troves.
910/ P943o
314 314
Curiosities and wonders.
Treasure troves.
910/ P943o