Science

Mars. III. Canals

The True and False Theory of Evolution

The Effect of External Influences upon Development

The Long Space Age

Techno-Fix

Curiosities of Science, Past and Present

Facts and Arguments for Darwin

Flint

Kinetic Theories of Gravitation

The Geologic Setting of the John Day Country: Grant County, Oregon

The Flow of Time in the Connecticut Valley: Geological Imprints

TESLA: Inventions, Researches and Writings

Glossary of Geological and Other Scientific Terms Used in the Principles of Geology

Weymouth, Dorchester & Portland in the Great War

Revolutionary. Frame by frame

Win the war. All in order

The Dot of Noah’s-Darwin’s: the Ark, evolution, totemism and interspecific wars. Correspondence with anthropological journals

Everest & Conquest in the Himalaya

Departure From Indifference

The Mystery of the Starbook