The Church just released "The Restoration of the Fulness of the Gospel of Jesus Christ:: A Bicentennial Proclamation to the World." It is great, hammering home many times the historicity of the First Vision, the Book of Mormon, and other events, and how central they are to LDS theology and the truth-claims of the Church. It can be read online at:
The Restoration of the Fulness of the Gospel of Jesus Christ: A Bicentennial Proclamation to the World
The Restoration of the Fulness of the Gospel of Jesus Christ: A Bicentennial Proclamation to the World
