Two Remain lloapitali/.eriLITTLE ROCK lt;AP — Two persons who inhaled toxic fumes near a Titan II missile silo site last week remairx-d hospitalized Friday at the Little RoCk Air Force Bast Van Burean County farmers Johnny Stacks. 23, ami Barton Williams, 47, had been released from the hospital last weekend, but were later readmitted Capt Michael Lilley, an assistant to the base in formation officer, said the* farmers were hem# kept at tlie hospital as a precautionary measure and for additionaltestingThere is nothing seriously wrong with them, he -aidStacks said hv telephone from his hospital room Friday that he was exposed to the fumes for more than four hours before he found nut the area was being evacuated Stacks said he was suffering from severe h^adactM-A six man propellant crew was first notitilt;*d about 9 15 a m Jan 27 that a missile pripellant, nitrogen tetroxide, was leaking from an Air Force transport trailer parked atthe missile silo site near Damascus Air Force spokesmen said the leak was repaired by 4 Kipm