OFFERED IS A SIGNED LETTER BY EX- SENATOR AND 1972 DEMOCRATIC NOMINEE FOR PRESIDENT GEORGE MC GOVERN. INCLUDED IS THE OBITUARY OF HIS DAUGHTER AND A PERSONAL NOTE ON THE LETTER BY HIS WIFE ELEANOR MC GOVERN.  THE RECIPIENT OF THE LETTER MET THE EX SENATOR ON AN AIRLINE FLIGHT  NOT LONG AFTER THE DEATH OF HIS DAUGHTER. SHE OFFERED HER CONDOLENCES AND THEN RECEIVED THIS LETTER.