Mike Henry, son of Mrs. Olive E. Henry of 903 Walhending Ave., South Logan, recently attended the National Order of the Arrow convention at the University of Illinois. Mike, who has been in the Or der of the Arrow for a year and a half, is a member of the Ka tinonkwat Lodge which has its headquarters in Columbus. There were 3,600 members of the order at the convention, which celebrated the 48th anniversary of the organization. Thirty-one attend ed Katinonkwat Lodge. The Order of the Arrow was founded in 1915 at Treasure Is land, Pa. The 50th anniversary conference will be held in August 1965 at the University of Indiana.