For Jack Swigert, On His 83rd Birthday - AmericaSpace
Do Apollo astronauts continue to get paid by NASA for their work? Has any Apollo astronaut ever become poor? - Quora
Where are the Apollo astronauts now? | Daily Mail Online
Apollo 13, 50 years later: James Lovell recalls successful failure
Neil Armstrong Biography - Facts, Childhood, Family Life & Achievements
Clipping from The Times - Newspapers.com
Jack Swigert - Wikipedia
John Leonard Swigert, Jr. (30 August 1931–27 December 1982) | This Day in Aviation
Were there any other outer space near-tradegies like Apollo 13? - Quora
Inside Apollo 13: Enhanced photos reveal life on ill-fated space mission - NZ Herald
Houston, we've had a problem': Remembering Apollo 13 at 50 | YourCentralValley.com
For Jack Swigert, On His 83rd Birthday - AmericaSpace
Where are the Apollo astronauts now? | Daily Mail Online
Clipping from The Times - Newspapers.com
Passing of Michael Collins Leaves 5 Surviving Astronauts from Apollo Lunar Landing Missions - Parabolic Arc
Jack Swigert Biography - Facts, Childhood, Family Life & Achievements of Astronaut
Jack Swigert - Alchetron, The Free Social Encyclopedia
Apollo 13 - Wikiwand
Jack Swigert | Biography & Facts | Britannica
