Boxing Facts on match between Jack Johnson and Jim Flynn July 4, 1912 in Las Vegas, New Mexico. Denver Westerners Roundup v.28 #7 S 1972 p.3-19 Denver Boxer Danny Hermosillo took national Golden Gloves championship in the 119 pound class with a knock- out victory, Mr 28. RMN Mr 29, 1974 p.108,118 Denver boxer prepares for fight against Frank Hesia. Post Mr 29, 1974 p.81 Profile of promoter, Mike Hayes, of the Denver Boxing Club. RM Journal F 5, 1975 p.35 rocky mountain 0