some random facts-
Going into 1960 the marathonWR was held by the russian Sergi Popov at 2:15:17.0. On sept 10th 1960 at the Rome OGs barefoot Abebe Bikila lowered it to 2:15:16.2 and then in 1963 Turu Terasawa of japan whittled another 0.4 seconds off it bringing it to 2:15.8.
But 'even numbers" quests are common in the history of T&F , 4 minure mile 7 foot HJ 60 foot snot put and same on the metrical side 8:00 3000 steeple or 6.00m pole.
Even the ladies got press the italian Paola Pigni was first under 4:15 for the 1500 and first under 4:30 for the mile was a story.
some WRs at the end of the Olympic year of 1960
400m 44.9
1500 3:35.6
steeple 8:31,4
5000 13:35.0
10,000 28:18.8
HJ 2.22-7'31/2"-RIP John Thomas