24:30 re 19-20; w99 5/1 12-13; w97 4/1 15; w95 10/15 21-24, 26; w94 2/15 20-21; w93 5/1 22; gt 111; w90 4/1 24; si 142; rs 341; it-1 484; it-2 942, 1002-1003; w86 10/15 6