James R. Symons: Editor (Editing)1988-05-24

James R. Symons: Editor (Editing)1987-02-13

James R. Symons: Editor (Editing)1991-02-15

James R. Symons: Editor (Editing)1995-03-31

James R. Symons: Editor (Editing)1996-10-25

James R. Symons: Editor (Editing)1998-07-23

James R. Symons: Editor (Editing)1986-01-01

James R. Symons: Additional Editing (Editing)1984-08-24

James R. Symons: Editor (Editing)1980-02-23

James R. Symons: Editor (Editing)2008-03-16

James R. Symons: Editor (Editing)1985-05-19

James R. Symons: Editorial Staff (Crew)1985-11-21

James R. Symons: Editor (Editing)1975-01-01

James R. Symons: Editor (Editing)1994-03-18

James R. Symons: Editor (Editing)2004-03-24

James R. Symons: Editor (Editing)1996-06-14

James R. Symons: Editor (Editing)1993-03-17

James R. Symons: Editor (Editing)2011-01-28

James R. Symons: Editor (Editing)1990-03-30

James R. Symons: Editor (Editing)1991-06-28

James R. Symons: Editor (Editing)2012-10-12