Birds of the Colorado Valley: A Repository of Scientific and Popular Information Concerning North American Ornithology. Passeres to Laniidæ. Part first

Birds of the Northwest: A Hand-book of the Ornithology of the Region Drained by the Missouri River and Its Tributaries

Biogen: A Speculation on the Origin and Nature of Life, Volumes 1-5

The Standard Natural History: Volume 2

History of the Expedition Under the Command of Lewis and Clark: To the Sources of the Missouri River, Thence Across the Rocky Mountains and Down the Columbia River to the Pacific Ocean, Performed During the Years 1804-5-6, by Order of the Government of the United States, Volume 1

Exploration of the Colorado River of the West and Its Tributaries: Explored in 1869, 1870, 1871, and 1872, Under the Direction of the Secretary of the Smithsonian Institution