Manned spacecraft to Mars and Venus, how they work
By: by Walter B. Hendrickson, Jr.
Series: How it works
Publisher: Putnam
Published: 1975
Place of publication: New York
Language: eng
Number of pages: 128
Subjects: Manned space flight -- Juvenile literature; Space vehicles -- Juvenile literature; Manned space flight; Space vehicles
Description: Describes the spacecraft being developed for manned interplanetary flights and the preparations necessary for such a journey.
Notes: Includes index.