Exploring the universe,
by Roy A. Gallant. Illus. by Lowell Hess.
- Rev. ed.
- Garden City, N.Y., Doubleday [1968]
- 61 p. illus. (part col.) 32 cm.
Traces man's endeavors to learn about the heavens, stressing recent discoveries and innovations in astronomy and examining the theory of the expanding universe. Includes many photographs.