Evolution

The Coming of Evolution

Pragmatism's Evolution

Cambrian Ocean World

Gaining the High Ground over Evolutionism – Workbook

Mr. Gladstone and Genesis

Undeniable

Social Learning

Nature's Compass

Nature All Around Us

The Upright Ape

The Mechanism of Life

On the Reception of the 'Origin of Species

The Temple of Nature; or, the Origin of Society

The Other Side of Evolution: Its Effects and Fallacy

The Riddle of the Universe at the close of the nineteenth century

The Coal Measures Amphibia of North America

Biology versus Theology

Man's Place in the Universe A Study of the Results of Scientific Research in Relation to the Unity or Plurality of Worlds, 3rd Edition

On the Tendency of Species to Form Varieties

Biology