The League of Extraordinary Gentlemen, Vol. 1

The League of Extraordinary Gentlemen: Black Dossier is an original graphic novel in the comic book series The League of Extraordinary Gentlemen, written by Alan Moore and illustrated by Kevin O'Neill. It was the last volume of the series to be published by DC Comics. Although the third book to be published, it was not intended to be the third volume in the series. Moore has stated that it was intended to be "a sort of ingenious sourcebook", and not a regular volume. Black Dossier was released on November 14, 2007.