Life Sciences

Darwin's On the Origin of Species

The Gospel of Evolution

Researches on the Visual Organs of the Trilobites

Through the Crater's Rim

The Chemical Constituents of Piper Methysticum

Apes and Monkeys: Their Life and Language

Irritability: A Physiological Analysis of the General Effect of Stimuli in Living Substance

Through Magic Glasses and Other Lectures

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

The case against evolution

Marvels of Modern Science

Mr. Gladstone and Genesis

Field Book: Pennsylvanian Plant Fossils of Illinois

Physiology and histology of the Cubomedusæ including Dr. F.S. Conant's notes on the physiology

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

Through a pocket lens

Fossil Butterflies

The Factors of Organic Evolution

An Account of the Late Improvements in Galvanism

On the Parts of Animals