Search Result：john herschel glenn jr.
john herschel glenn jr. 
(TTS Sound)
(TTS Sound)Overview of noun john_herschel_glenn_jr.
The noun john herschel glenn jr. has 1 sense
- Glenn, John Glenn, John Herschel Glenn Jr. -- (made the first orbital rocket-powered flight by a United States astronaut in 1962; later in United States Senate (1921-))