posted 08-08-2011 02:35 PM               

I ask because I recently got an interesting item signed by 22 astronauts, from Group 3's Alan Bean to most of Group 7, and I'd like to figure out when during the 1970s it was probably signed, and which active astronauts (such as John Young) did not sign it.

posted 08-09-2011 01:09 PM               

Astronaut Retirements/Deaths to 1975
• Carpenter left NASA September 1967
  
• Cooper resigned July 1970
  
• Grissom died January 1967
  
• Glenn resigned prior to 1967
  
• Schirra resigned July 1969
  
• Shepard active status from 1969; resigned 1974
  
• Slayton flight status restored 1973

• Armstrong resigned autumn 1971
  
• Borman resigned July 1970
  
• Conrad resigned early 1974
  
• Lovell retired active list May 1971 resigned November 1972
  
• McDivitt retired active list June 1969; resigned September 1972
  
• See died February 1966
  
• Stafford
  
• Young
  
• White died January 1967

• Aldrin resigned July 1971
  
• Anders resigned September 1969
  
• Bassett died February 1966
  
• Bean
  
• Cernan
  
• Chaffee died January 1967
  
• Collins resigned August 1969
  
• Cunningham resigned July 1971
  
• Eisele
  
• Freeman died October 1964
  
• Gordon
  
• Schweickart resigned May 1974
  
• Scott dropped from active list after '15' flight; at Edwards AFB from September 1973
  
• Williams died October 1967

• Garriot
  
• Gibson resigned September 1974
  
• Graveline resigned 1965
  
• Kerwin
  
• Michel resigned August 1969
  
• Schmitt resigned May 1974

• Brand
  
• Bull withdrew July 1968
  
• Carr
  
• Duke
  
• Engle
  
• Evans
  
• Haise
  
• Givens died June 1967
  
• Irwin resigned May 1972
  
• Lind broke limb in July 1974 (active?)
  
• Lousma
  
• Mattingly
  
• McCandless
  
• Mitchell resigned May 1972
  
• Pogue
  
• Roosa
  
• Swigert not mentioned in NASA lists 1975
  
• Weitz
  
• Worden

• Allen
  
• Chapman not mentioned in NASA lists 1975
  
• England not mentioned in NASA lists 1975
  
• Heinze
  
• Holmquest not mentioned in NASA lists 1975
  
• Lenoir
  
• Llewllyn resigned August 1968
  
• Musgrave
  
• O'Leary resigned April 1968
  
• Parker
  
• Thornton

• Bobko
  
• Crippen
  
• Hartsfield
  
• Fullerton
  
• Overmeyer
  
• Peterson
  
• Truly