The agreement reads, in part, "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 1903 Wright Aeroplane, claiming in effect that such aircraft was capable of carrying a man under its own power in controlled flight." If this agreement is not fulfilled, the Flyer can be reclaimed by the heir of the Wright brothers. Some aviation enthusiasts, particularly those who promote the legacy of Gustave Whitehead, now accuse the Smithsonian of refusing to investigate claims of earlier flights. After a ceremony in the Smithsonian museum, the Flyer went on public display on December 17, 1948, the 45th anniversary of the only day it was flown successfully. The Wright brothers' nephew Milton (Lorin's son), who had seen gliders and the Flyer under construction in the bicycle shop when he was a boy, gave a brief speech and formally transferred the airplane to the Smithsonian, which displayed it with the accompanying label: