Political and commercial geology and the world's mineral resources

Diggers in the Earth

Principles of Mining: Valuation, Organization and Administration

The Economic Aspect of Geology

The Business of Mining A brief non-technical exposition of the principles involved in the profitable operation of mines

The Subterranean World

The Underground World: A mirror of life below the surface

Useful Knowledge: Volume 1. Minerals Or, a familiar account of the various productions of nature