From memory:
Borman
Lovell (Twice)
Anders
Stafford
Young (twice)
Cernan (twice)
Armstrong
Collins
Aldrin
Conrad
Gordon
Bean
Swigert
Haise
Shepard
Roosa
Mitchell
Scott
Worden
Irwin
Mattingley
Duke
Evans
Schmitt (?spelling)
I make it 24…how did I do?
(Not to self, right or wrong must get out more…..)