History -Sputnik Vanguard (original) (raw)
The International Geophysical Year
- Sputnik and the Origins of the Space Age by Roger D. Launius
- Korolev's Triple Play: Sputniks 1, 2, and 3 by James Harford
- Korolev, Sputnik, and The International Geophysical Year by Asif A. Siddiqi
For further information, please email histinfo@hq.nasa.gov
Updated February 2, 2005