[NATURAL HISTORY]. A group of 5 volumes, including: AGASSIZ, Louis. Contributions to the Natural History of the United States. Boston: Little, Brown & Company, 1857. Three parts in two volumes, folio. Publisher?s brown cloth stamped in gilt (spines starting on both volumes, rubbing). Provenance: institutional bookplate. ?? WILSON, Alexander. American Ornithology or, the Natural History of the Birds of the United States, Vols. VI and VII. Philadelphia: Bradford & Inkeep, 1813. Folio. Contemporary boards (soiling to text, torn pages with losses, front hinge separation on Vol. VII, lacking plates). Provenance: institutional bookplate. ?? Smithsonian Contributions to Knowledge, Vol. VIII. Washington: The Smithsonian Institution, 1856. Folio. Publisher?s cloth stamped in gilt (rubbing to boards). Provenance: institutional bookplate. ?? Overall condition fair.