Have been checking out archives as regards the horizontal line rules for boys swimsuits:
Probably complies:
Ian Black , a champion swimmer from Scotland in 1958 (not Olympic but the
youngest ever to be BBC Sports Personality Of The Year, at age 17):
https://encrypted-tbn2.gstatic.com/i...IgaQpeXm_A2ynk
Doesn't comply:
A well known Olympics Bronze diver exactly fifty years later (a little younger here in 2008 at age 14 ):
https://encrypted-tbn0.gstatic.com/i...2k7pWxNGt9uEUA