Classification of the Collection to Illustrate the Animal Resources of the United States: A List of Substances Derived from the Animal Kingdom, with Synopsis of the Useful and Injurious Animals and a Classification of the Methods of Capture and Utilization

Materials for a History of the Sword Fishes

Oceanic Ichthyology: A Treatise on the Deep-sea and Pelagic Fishes of the World, Based Chiefly Upon the Collections Made by the Steamers Blake, Albatross, and Fish Hawk in the Northwestern Atlantic, with an Atlas Containing 417 Figures

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