The Second Deluge

The Moon Metal

A Columbus of Space

Other Worlds

Their Nature, Possibilities and Habitability in the Light of the Latest Discoveries

Pleasures of the telescope

An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers

Edison's Conquest of Mars

Astronomy with an Opera-glass

A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments

Edison's Conquest of Mars

How to Use the Popular Science Library; History of Science; General Index

Curiosities of the Sky