Climate and Time in Their Geological Relations A Theory of Secular Changes of the Earth's Climate

Man and the Glacial Period

The Coming Ice Age

Stellar Evolution and Its Relations to Geological Time

Climatic Changes: Their Nature and Causes

The Antiquity of Man

Geological and solar climates

Fragments of Earth Lore: Sketches & Addresses Geological and Geographical

Drainage Modifications and Glaciation in the Danbury Region Connecticut State of Connecticut State Geological and Natural History Survey Bulletin No. 30

The evolution of climate

Eiszeit und Klimawechsel