"They found him [Bilbo] all alone in his little room [in Rivendell]. It was littered with papers and pens and pencils; but Bilbo was sitting in a chair before a small fire."
—The Return of the King
The Author's Hall is a basic resource building of Imladris. Unlike the Eregion Forge, Imladris' other resource structure buildable at the castle/camp, its sole function is to produce resources. It also offers a reduction to the cool-down times of spellbook powers.