Edison's Conquest of Mars

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

Curiosities of the Sky

Astronomy with an Opera-glass / A Popular Introduction to the Study of the Starry Heavens / with the Simplest of Optical Instruments

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

Edison's Conquest of Mars