 The event attracted a crowd of more than 75,000 of all colors and was a sensation with a national radio audience of millions.Two months later, in conjunction with the 30th NAACP conference in Richmond, Virginia, Eleanor Roosevelt gave a speech on national radio (NBC and CBS) and presented Anderson with the 1939 Spingarn Medal for distinguished achievement.A documentary has been selected for the National Film Registry, and NBC radio coverage of the event has been selected for the National Recording Registry.