The are plenty of Biblical evidences that the Smithsonian has published and when there is new evidence of such, then I fully expect the Smithsonian to publish it.
However it is you Mormons who are trying to “prove” the Book of Mormon using non-existent archaelogical evidences. There is none, nada, not one thing. All you people can site is parallel evidences - no evidence at all!
THE BIBLE AS HISTORY. The Smithsonian’s Department of Anthropology has received ... following statement has been prepared to answer these questions: ...
http://csnradio.com/tema/misc/SmithsonianLetter.pdf