Voyage to South America : performed by order of the American government, in the years 1817 and 1818, in the frigate Congress.

The commission consisted of C. A. Rodney, J. Graham and T. Bland

The Letter on South American affairs, by an American, found in the appendix to v. 2, was first published anonymously under title "South America. A letter on the present state of that country, addressed to James Monroe, president of the United States. By an American."