A website that says done by the family. Wonder if that's how they were contacted for the game, he's only been dead 57 years.
www.geocities.ws/henryirslinger/From online world of wrestling:
Henry Irslinger
Won the Alhambra Tournament in 1908
Won the middleweight prize at Hengler's Circus
World Middleweight Title (November 6, 1917 in Atlantic City, New Jersey)
January 1908: Henry Irslinger defeats Mitsuyo Maeda
March 1908: Mitsuyo Maeda defeats Henry Irslinger
April 28, 1909: Henry Irslinger vs. John Abraham
January 23, 1913: Henry Irslinger vs. George Bothner
February 20, 1913: Henry Irslinger drew George Bothner
March 26, 1913: Jack Harbertson defeated Henry Irslinger in Ogden, UT
~~~ Referee Otto E. Ross disqualified Irslinger, accusing him of strangling his opponent and digging his heels into his groin
May 17, 1913: Ernest Kartje defeated Henry Irslinger in Ogden, UT
June 19, 1913: Henry Irslinger vs. Jack Harbertson
December 3, 1913: Henry Irslinger vs. Peter Pitkoff in St. Paul, MN
November 24, 1915: Henry Irslinger vs. Harry Bruce
December 9, 1915: Henry Irslinger vs. Cyclone Sandersz
April 15, 1916: Zulu Kid defeated Henry Irslinger in a professional boxing match
January 24, 1918: Paul Bowser defeats Henry Irslinger in Atlantic City, NJ
July 1920: Ted Thye defeats Henry Irslinger in Portland, OR
June 23, 1928: Louis Pergantes defeats Henry Irslinger
November 2, 1928: Henry Irslinger defeats George Boganski
November 9, 1928: Henry Irslinger defeats Sam Burmister
November 18, 1928: Henry Irslinger defeats Pinkie Gardner
January 13,1929: Henry Irslinger defeats Louis Pergantes
March 24, 1929: Henry Irslinger draws Louis Pergantes
March 31, 1929: Billy Meeske defeats Henry Irslinger
December 15, 1930: Henry Irslinger vs. Yugoslav Modrich in Olympia, London
January 1931: Henry Irslinger defeats Bert Assirati
May 11, 1932: Henry Irslinger defeats Vic Butland in Halifax, NS
May 13, 1932: Henry Irslinger drew Joe Campbell in Moncton, NB
May 16, 1932: Henry Irslinger defeated George Rock in St. John, NB
May 18, 1932: Henry Irslinger defeated Joe Campbell in Halifax, NS
June 23, 1932: Henry Irslinger drew Lloyd Stewart
July 19, 1932: Henry Irslinger defeated Carl Van Wurden in Halifax, NS
July 26, 1932: Henry Irslinger defeated Carl Van Wurden in Halifax, NS
August 23, 1932: Henry Irslinger defeated Jack McDonald
August 30, 1932: Carl Van Wurden defeated Henry Irslinger
October 1, 1954: Henry Irslinger passes away due to cancer Henry Irslinger was probably best known for starting All-In Wrestling with Sir Atholl Oakley, which introduced professional wrestling to South Africa in the 1920's.