Thank you to Peter Mundle and National Masters News for permission to share the 1983 through 2006 editions (with 2004 being year Mundle didn’t produce book):

Peter Mundle’s Unofficial Single-Age Records in the back of the booklets (link below) listed the “M40” American Records the following years:
1978 through 1999.  1978 listed in the 1979 booklet, and 1999 listed in the 2000 booklet.

Peter Mundle’s Unofficial Single-Age Records in the back of the booklets (link below) listed the “M40” National Championship Meet Records the following years:
1978 through 1999.  1978 listed in the 1979 booklet, and 1999 listed in the 2000 booklet.

1983 to 2006: (Link)     1980 to 1982: (Link)    1971 to 1979: (Link)    1963: (Link)

• 2006 Masters Age Records
• 2005 Masters Age Records
• 2003 Masters Age Records
• 2002 Masters Age Records
• 2001 Masters Age Records
• 2000 Masters Age Records
• 1999 Masters Age Records
• 1998 Masters Age Records
• 1997 Masters Age Records
• 1996 Masters Age Records
• 1995 Masters Age Records
• 1994 Masters Age Records
• 1993 Masters Age Records
• 1992 Masters Age Records
• 1991 Masters Age Records
• 1990 Masters Age Records
• 1989 Masters Age Records
• 1988 Masters Age Records
• 1987 Masters Age Records
• 1986 Masters Age Records
• 1985 Masters Age Records
• 1984 Masters Age Records
• 1983 Masters Age Records
• Unofficial Single-Age Records 1980 to 1982:    1980 to 1982
• Unofficial Single-Age Records 1971 to 1979:     1971 to 1979

1978 through 1999 “M40” American Records lists:

• 1999 American Records (2000 Masters Age Records; page 28+)
• 1998 American Records (1999 Masters Age Records; page 24+)
• 1997 American Records (1998 Masters Age Records; page 24+)
• 1996 American Records (1997 Masters Age Records; page 26+)
• 1995 American Records (1996 Masters Age Records; page 25+)
• 1994 American Records (1995 Masters Age Records; page 24+)
• 1993 American Records (1994 Masters Age Records; page 25+)
• 1992 American Records (1993 Masters Age Records; page 25+)
• 1991 American Records (1992 Masters Age Records; page 24+)
• 1990 American Records (1991 Masters Age Records; page 22+)
• 1989 American Records (1990 Masters Age Records; page 23+)
• 1988 American Records (1989 Masters Age Records; page 24+)
• 1987 American Records (1988 Masters Age Records; page 23+)
• 1986 American Records (1987 Masters Age Records; page 23+)
• 1985 American Records (1986 Masters Age Records; page 23+)
• 1984 American Records (1985 Masters Age Records; page 21+)
• 1983 American Records (1984Masters Age Records; page 21+)
• 1982 American Records (1983 Masters Age Records; page 22+) 
• 1981 American Records (1982 Masters Age Records)
• 1980 American Records (1981 Masters Age Records)
• 1979 American Records (1980 Masters Age Records)
• 1978 American Records (1979 Masters Age Records)

Peter Mundle’s Unofficial Single-Age Records:

• 1983-2006 Single-Age Records
• 1980-1982 Single-Age-Records
• 1971-1979 Single-Age-Records
• Peter Mundle’s Unofficial Single-Age Records in the back of the booklets
  (link above) listed the “M40” American Records the following years: 1978 through 1999.