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- 1959
- Mercury
- height
- Group 1
- 1959 NASA Group 1
- Astronaut Group 1
- Group 1 (Mercury 7)
- Hal Russell Crandall
- Halvor M. Ekeren, Jr.
- Jack B. Mayo
- Mercury 7
- Mercury 7 astronauts
- Mercury Astronaut
- Mercury astronaut
- Mercury astronauts
- Mercury program
- NASA Astronaut Group 1
- NASA Group 1
- NASA's first group of seven astronauts
- Original Seven
- The Mercury Seven
- a group of seven
- astronaut
- eighth astronaut
- first astronauts
- first seven
- first seven astronauts
- original astronaut
- original group
- original seven
- original seven ''Mercury'' astronauts
- original seven astronauts
- seven Mercury astronauts
- seven original astronauts
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