American naturalist and ornithologist, best known for the publication of "The Birds of America," which depicted over 300 species of birds individually stone lithographed and hand-colored. A hand-written copy of a bill concerning Audubon's engraver in London. Several lines in one section are written in Audubon's hand, authorizing payments. Elegantly signed "John J. Audubon." An attractive, fine and very rare document.