This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Collection Item Summary:
Signal Corps Specification, No. 486, "Advertisement and Specification for a Heavier-Than-Air Flying Machine", issued December 23, 1907; included with the original bid of the Wright Brothers for the Wright (Co) Type A to be built for the U. S. Army Signal Corps.
Collection Item Long Description: