Dinosaurs & Prehistoric

The Romance of Natural History, Second Series

Mount Rainier, a Record of Exploration

Geology and Inhabitants of the Ancient World

Essay on the Theory of the Earth

Report on the Migration of Birds in the Spring and Autumn of 1880

Hunting Indians in a Taxi-Cab

Researches on the Visual Organs of the Trilobites

Relics of Primeval Life: Beginning of Life in the Dawn of Geological Time

Water Reptiles of the Past and Present

Eurypterids of the Devonian Holland Quarry Shale of Ohio

Cave Hunting

The Lost Lemuria

The zoology of the voyage of H.M.S. Beagle: Fossil mammalia

Dragons of the Prime

North American Plesiosaurs: Elasmosaurus, Cimoliasaurus, and Polycotylus

Mount Rainier, a Record of Exploration

The Malay Archipelago (Vol. 1&2)

Death Before the Fall

Fruits of the Hawaiian Islands

The Prehistoric World; Or, Vanished races