You are bidding on a 1996-P Smithsonian Institute Commemorative Silver Dollar.  This coin was issued to commemorate the 150th anniversary of the Smithsonian Institute.  The obverse of the coin depicts the Smithsonian Castle.  The reverse of the coin shows Lady Liberty with the Torch of Freedom and writing in a book.  If you have any questions about this item please ask, I will respond promptly.  Good Luck and Happy Bidding.