Mandot (rets Decision.fBy International News Service.]Memphis, Tenn., Feb. 8.—Joe Mandot, the southern aspirant to the lightweight title, gained the decision over Mickey Sheridan in an eight-round bout at the Phoenix Athletic Club tonight. Sheridan made what was regarded as a game showing, but proved no match for Mandot, who enjoyed an advantage in every round. The boys weighed in at 133 pounds at 8 o’clock, i : ’ .