Science

Guide to the Geologic Map of Illinois

The Life of the Weevil

Remarks

The Structure and Life-history of the Cockroach (Periplaneta orientalis)

The Pros and Cons of Vivisection

The Science and Philosophy of the Organism

Observations on antimony

Insect Adventures

The New Heavens

Majestic River

An Elementary Study of Chemistry

How to Do Chemical Tricks

Gaelic in Scotland 1698–1981

A Critique of the Theory of Evolution

Evolution: Its nature, its evidence, and its relation to religious thought

Evolution: Its nature, its evidence, and its relation to religious thought

An Elementary Text-book of the Microscope

Illogical Geology, the Weakest Point in the Evolution Theory

Myths and Marvels of Astronomy

North American Plesiosaurs: Elasmosaurus, Cimoliasaurus, and Polycotylus