Attending: MARGARET O'BRIEN, MYRNA LOY, ANN BLYTH; RAY MILLAND receives Best Actor Oscar for LOST WEEKEND, presented by INGRID BERGMAN. BILLY WILDER and Charles Brackett receive best screenplay Oscar for LOST WEEKEND, presented by BETTE DAVIS. ANN REVERE receives best supporting actress Oscar for NATIONAL VELVET, presented by BOB HOPE. Hope also receives award, presented by Jean Hersholt, for his continuing work as Academy Awards M.C.