**'（，）是一位美国二战飞行员、實驗物理學家和宇航员，曾担任X-15試驗機试飞员，1962年获NASA杰出服务奖章，1966年死于航空事故。
参考文献
外部链接
- [http://www.nasa.gov/centers/armstrong/news/Biographies/Pilots/bd-dfrc-p019.html#.VK12UHtRKBQ Walker's official NASA biography]
- [http://www.check-six.com/Crash_Sites/F-104N_crash_site.htm The Crash of Walker's F-104N]
- [https://web.archive.org/web/20150117091649/http://www.astronautix.com/astros/waloseph.htm Astronautix biography of Joseph A. Walker]
- [http://www.spacefacts.de/bios/astronauts/english/walker_joseph.htm Spacefacts biography of Joseph A. Walker]
- [http://www.setp.org/winners/iven-c-kincheloe-recipients.html Iven C. Kincheloe Awards]
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