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circa 1935: Charles Thunberg of Finland who won the World Speed Skating championship by winning the 500 and 1500 metre races and coming third in the 5,00 metres and 6th in the 10,000. (Photo by General Photographic Agency/Getty Images)

circa 1935:  Charles Thunberg of Finland who won the World Speed Skating championship by winning the 500 and 1500 metre races and coming third in the 5,00 metres and 6th in the 10,000.  (Photo by General Photographic Agency/Getty Images)

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3 FEB 1964: RUSSIAN SPEED SKATING CHAMPION LIDIA SKOBLIKOVA, TOOK HER TALLY OF GOLD MEDALS TO FOUR WITH HER WIN IN THE 3,000M EVENT YESTERDAY AT THE OLYMPIC GAMES IN INNSBRUCK. Mandatory Credit: Allsport Hulton/Archive

3 FEB 1964:  RUSSIAN SPEED SKATING CHAMPION LIDIA SKOBLIKOVA, TOOK HER TALLY OF GOLD MEDALS TO FOUR WITH HER WIN IN THE 3,000M EVENT YESTERDAY AT THE OLYMPIC GAMES IN INNSBRUCK.  Mandatory Credit: Allsport Hulton/Archive

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Eric Heiden of the USA en route to winning a gold medal during the 10,000 metres speed skating race at the Winter Olympic Games in Lake Placid, USA on 23rd February 1980. Heiden won a total of five gold medals at these Games. (Photo by Chris Smith/Popperfoto via Getty Images/Getty Images)

Eric Heiden of the USA en route to winning a gold medal during the 10,000 metres speed skating race at the Winter Olympic Games in Lake Placid, USA on 23rd February 1980.  Heiden won a total of five gold medals at these Games.  (Photo by Chris Smith/Popperfoto via Getty Images/Getty Images)

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Eisschnelllauf Damen 5000m Speedskating ladies 5000m Claudia Pechstein wird zweite und gewinnt Silber olympische Winterspiele in Turin 2006 olympic winter games in torino 2006 (Photo by sampics/Corbis via Getty Images)

Eisschnelllauf Damen 5000m Speedskating ladies 5000m Claudia Pechstein wird zweite und gewinnt Silber olympische Winterspiele in Turin 2006 olympic winter games in torino 2006 (Photo by sampics/Corbis via Getty Images)