This is the progression of world record improvements of the 100 metres M40 division of Masters athletics.
Key
HandAutoWindAthleteNationalityBirthdateLocationDate10.262.3Troy Douglas30.11.1962Utrecht10.07.200410.291.9Troy Douglas30.11.1962Leiden07.06.200310.60Bill Collins20.11.195006.06.199210.84 1.8 Erik Oostweegel 29.04.1960 Tilburg10.06.200010.87Eddie Hart 24.04.1949 Eugene03.08.198910.90Thaddeus Bell28.11.1942Raleigh, North Carolina01.05.198810.93 0.6 Gilles Echevin 01.09.1948 Grenoble07.05.198910.7 Klaus Jürgen Schneider02.03.1942Stuttgart07.07.198210.7 Walt Butler21.03.1941Northridge16.05.198110.7 Thane Baker04.10.1931Elkhart13.09.197210.95George McNeill19.02.1947Melbourne31.11.198710.95Karl Heinz Schröder17.06.1939Hannover28.07.1979
References
Masters Athletics 100 m list