At the Edge of Space
The X-15 Flight ProgramBook - 1992
A narrative account of NASA's ambitious program, initiated in the 1950s, to test the survivability of rocket-powered aircraft at hypersonic speeds and at the outermost limits of the earth's atmosphere. The 12 test pilots are profiled. Annotation c. by Book News, Inc., Portland, Or.
Publisher: Washington : Smithsonian Institution Press, c1992
Branch Call Number: 629.13 T465
Characteristics: xiv, 375 p. : ill. ; 24 cm