Geology

Disputed Earth

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

Some Salient Points in the Science of the Earth

First Lessons in Natural Philosophy for Beginners

Earthquakes and Other Earth Movements

Geology: The Science of the Earth's Crust

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

The Preparation of Illustrations for Reports of the United States Geological Survey

The Geography of the Region about Devil's Lake and the Dalles of the Wisconsin

Flint