Mike Murphy was the trainer of which "Boston Strong Boy"?
John L. Sullivan John Lawrence Sullivan (October 15, 1858 – February 2, 1918), also known as the "Boston Strong Boy", was an Irish-American boxer recognized as the first heavyweight champion of gloved boxing, holding the title from February 7, 1882, to 1892. He is generally recognized as the last heavyweight champion of bare-knuckle boxing under the London Prize Ring Rules.
Mushy Callahan Mushy Callahan (November 3, 1904 – June 18, 1986) was the ring name of Vincent Morris Scheer, a Los Angeles-based boxing champion in the newly created World Light Welterweight Division for five years from 1926-30. The championship was formerly referred to as the World SuperLightweight Title. After his retirement from boxing in 1932, Callahan refereed hundreds of matches, and had a thirty-year career taking small roles in movies, most with boxing themes, as well as working as a stuntman and boxing adviser on movie sets.