J. ARTHUR THOMSON, M.A.
Reading edition
REGIUS PROFESSOR OF NATURAL HISTORY IN THE UNIVERSITY OF ABERDEEN AUTHOR OF THE STUDY OF ANIMAL LIFE; THE SCIENCE OF LIFE; OUTLINES OF ZOOLOGY; PROGRESS OF SCIENCE; ETC. ETC.

PUBLISHED IN LONDON BY J. M. DENT & CO. AND IN NEW YORK BY E. P. DUTTON & CO. 1906