[Illustration: CHART OF MARS. After Schiaparelli.]



OTHER WORLDS

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

by

GARRETT P. SERVISS

Author of
"Astronomy with an Opera-glass" and "Pleasures of the Telescope"

With Charts and Illustrations




"Shall we measure the councils of heaven by the narrow impotence of
human faculties, or conceive that silence and solitude reign
throughout the mighty empire of nature?"

--DR. THOMAS CHALMERS.