Masters M90 400 metres world record progression explained

This is the progression of world record improvements of the 400 metres M90 division^[1] of Masters athletics.

Key:

Hand	Auto	Athlete	Nationality	Birthdate	Location	Date
	1:29.15	Earl Fee^[2] ^[3]		22.03.1929	Toronto	19.07.2019
	1:29.35	Yoshiyuki Shimizu		14.07.1928	Málaga	14.09.2018
	1:35.04	Ugo Sansonetti		10.01.1919	Lahti	28.07.2009
	1:38.69	Ernst Friedrich Mahlo		05.06.1912	Potsdam	21.08.2002
	1:59.76	Murthy Narayana			Turku	.07.1991^[4]
	2:00.2	Paul Spangler		18.03.1899		(1989)

References

Masters Athletics 400 m list

Notes and References

1. Web site: World Masters 400m .
2. Web site: Earl Fee, 90, sets his 60th age group world record in 33 C heat . 21 July 2019 .
3. Web site: WRS fall to M90 Earl Fee (800), W55 Anne Gilshinan (1500 again) and W50 Irie Hill (Pole vault) . 24 June 2019 .
4. National Masters News September 1991 P 11