The Library of Congress Commemorative Coins were authorized in Public Law 105-268 to commemorate the new Millennium and the Bicentennial of the Library of Congress. Congress approved the Mint to make up to 200,000 $10 bi-metallic coins and 500,000 $1 silver coins.
The Silver Dollar shows the Torch of Learning and an open book on the obverse and the Thomas Jefferson Building dome on the reverse.