Where did the committee tell the Wright brothers they should demonstrate the power of flight ?
The most controversial clause in the agreement is Paragraph 2 (d) : " Neither the Smithsonian Institution or its successors nor any museum or other agency , bureau or facilities , administered for the United States of America by the Smithsonian Institution or its successors , shall publish or permit to be displayed a statement or label in connection with or in respect of any aircraft model or design of earlier date than the Wright Aeroplane of 1903 , claiming In effect that such aircraft was capable of carrying a man under its own power in controlled flight .