I don't rightly know how it's done,' returned the chairman.

The chairman, General Shelton, also returned from a planned trip to Europe to help coordinate the military's response.

The company's chairman, Steven J. Ross, had just returned from Europe and apparently made the final decision.

But after a hiatus from the company, its chairman, Frank Stronach, returned to marshal a turnaround.

The chairman went to a vault back of his desk and returned with a quarto volume, which he laid in front of Harriman.

The committee's chairman, William Jackson, did not return repeated telephone calls seeking a comment on the controversy.

A former chairman, Charles S. Way Jr., has returned to help raise money.

The position became vacant when the former chairman, Robert Bradshaw, returned to law practice shortly after the 1986 elections.

Mr. Pai, the former chairman, and a spokesman for Enron also did not return calls.

The firm's chairman, Terry Lenzner, did not return calls.