Washington speculation about who might succeed convalescing John Foster Dulles as Secretary of State seemed to have a firm answer this week. The answer: John Foster Dulles, who left Walter Reed Hospital, announced before departing for a Key West, Fla. vacation that he would return to his desk Dec. 3. But elsewhere in U.S. diplomacy, talk of major ambassadorial changes were in the wind. Items:
London: Aging Sportsman and Financier (Chase Manhattan Bank) Winthrop Aldrich, 71, will retire, probably to be replaced by a younger sportsman and financier (and Eisenhower bridge partner), John Hay ("Jock") Whitney, 52.
Paris: Investment Banker C....