Science

William Gilbert, and Terrestial Magnetism in the Time of Queen Elizabeth

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

North American Plesiosaurs: Elasmosaurus, Cimoliasaurus, and Polycotylus

Round the year with the stars

A Preliminary Dissertation on the Mechanisms of the Heavens

Heat-Its Role in Wildland Fire

Fossil Ice Crystals: An Instance of the Practical Value of “Pure Science”

Experiments on the Absence of Mechanical Connexion between Ether and Matter

The Trouvelot astronomical drawings manual

Rocks and Their Origins

Mars. III. Canals

Eight Lectures on Theoretical Physics

A Practical Treatise on Gas-light

On Sulphonfluoresceïn and Some of Its Derivatives

Outlines of the Earth's History: A Popular Study in Physiography

New Species and Synonymy of American Cynipidæ

A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas