Jack George Sieg (December 10, 1914 – December 21, 1968) was an American swimmer who used the butterfly stroke in 1935,[1] developed by his coach Dave Armbruster.[2] He competed for the University of Iowa[3] and first used the stroke in a breaststroke leg of a medley relay February 25, 1935.[4]

See also

References

  1. ^ Matthew Syed: Matthew Syed: Claim that Michael Phelps will be the greatest is diminished by IOC excesses[dead link‍], August 14, 2008 (The Times (London)).
  2. ^ Armbruster Enters 14 Men in Big Ten Tank Meet (p. 6/10), March 8, 1934. All Iowa Behind Them (p. 4/8); Eight Old Swimmers Embark Tomorrow for National Tank Meet (p. 6/8); Allen Likes Fielhouse Pool; Brings Bob Christians With Him to Enroll (p. 7/8), March 21, 1936. Iowa Mermen in Triangular Meet (p. 7/8), October 13, 1937 (The Daily Iowan).
  3. ^ How to Swim the Butterfly, Nov 14, 2006 (h2g2).
  4. ^ Badgers beaten in Swim Meet, February 26, 1935: “for the first time in competition Monday” (The Milwaukee Journal).


Allikas: https://en.wikipedia.org/wiki/David_Armbruster_(swim_coach)
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