- male, deceased (1996)
- Charles E. Bartley (d. 1996) was an American scientist, known for developing the first elastomeric solid propellant at the Jet Propulsion...
- male, 75 years old
- Henry Thomas Sampson (born in Jackson, Mississippi in 1934) is an American inventor. He is considered one of the many brilliant black inventors...
- male, deceased (1968)
- Gaetano Arturo Crocco (1877-1968) was the founder of the Italian Rocket Society, and went on to become Italy's leading space scientist. In 1927,...
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