NINETEENTH CENTURY SCIENCE

Dr. Henry Smith Williams. Illustrated. 9s.

A review of the great scientific achievements of modern times, and the problems now being investigated


"Short studies on great subjects by distinguished living men."—The Standard.

HARPER'S LIBRARY OF

LIVING THOUGHT

Foolscap 8vo, gilt tops, decorative covers, richly gilt backs Per Volume: Cloth 2s. 6d. net, Leather 3s. 6d. net

Some Contributors:

ALGERNON CHARLES SWINBURNE
COUNT LEO TOLSTOY
W.M. FLINDERS PETRIE
SIR OLIVER LODGE
THEODORE WATTS-DUNTON
SVANTE ARRHENIUS
ERNEST A. GARDNER
ARNOLD MEYER
SIR WILLIAM CROOKES
&c. &c.

"A permanently useful addition to literature."—The Daily Telegraph.


"Presenting suggestive 'living' thoughts on subjects of vital interest."—The Times