Man in space.
Series: Space in the seventies; EP -- 81.; NASA EP -- 81.
Publisher: National Aeronautics and Space Administration; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1971
Place of publication: Washington
Language: eng
Number of pages: 21
Subjects: Astronautics -- United States.; Outer space -- Exploration.
Notes: "EP-81."