 In his second bout, on the afternoon of December 25, 1920, Mosberg defeated Paul Edwards, a more experienced and proven opponent than Cassidy, in a decisive ten-round unanimous decision at the Commonwealth Sporting Club in New York.Both boxers were from New York's East Side, and the fighting was fast and furious, with Mosberg landing more blows and more telling ones than his opponent.Mosberg "made a chopping block" out of his more experienced opponent, but though he tried desperately, was unable to put him away in the later rounds, as Edwards assimilated the blows and sailed in for more.