MILEPOSTS—NAMED: To replace the late Jim Mackenzie as head football coach at the University of Oklahoma, CHARLES F. FAIRBANKS, 33, an assistant to Mackenzie last season. Fairbanks, a star end at Michigan State (1952-54), previously had served four years as defensive backfield coach at both Houston and Arizona State.
NAMED: To replace Willem (Butch) van Breda Kolff, who resigned as head basketball coach at Princeton last week, PETE CARRIL, 36, captain of van Breda Kolff's first basketball team at Lafayette (1951-52) and last year's basketball coach at Lehigh University.
SIGNED: A $66,000 three-year contract as coach of the Cincinnati Royals, by ED JUCKER, 49, head basketball coach at the University of Cincinnati from 1960-65 (113-28 record and two consecutive NCAA championships).
RESIGNED: After 25 years as baseball coach at the University of Texas, BIBB AUGUST FALK, 68. Falk, a Chicago White Sox outfielder for 12 years (1920-31), led his Longhorn teams to a 476-175 won-lost record, including consecutive NCAA championships in 1949 and 1950 and 20 Southwest Conference titles. He will be succeeded by one of his former students, CLIFFORD GUSTAFSON, 36, whose South San Antonio High School teams have won six state championships in the last nine years.