An interesting question, though I'm wondering if the Smithsonian made duplicate copies of replies to things like these. To get the letter they sent (unless the

An interesting question, though I'm wondering if the Smithsonian made duplicate copies of replies to things like these. To get the letter they sent (unless they kept the original fairly insignificant seeming administrative letter "yes sir please see enclosed") it would've had to have been kept by Wilbur.