study that was wont to be!... But Miss Marion Newbigin invests
its dry bones with the flesh and blood of romantic interest, taking
stock of geography as a fairy-book of science."--_Daily Telegraph._

9. _THE EVOLUTION OF PLANTS_

By Dr D. H. SCOTT, M.A., F.R.S., late Hon. Keeper of the Jodrell
Laboratory, Kew. (Fully illustrated.) "The information which the book
provides is as trustworthy as first-hand knowledge can make it.... Dr
Scott's candid and familiar style makes the difficult subject both
fascinating and easy."--_Gardeners' Chronicle._

17. _HEALTH AND DISEASE_

By W. LESLIE MACKENZIE, M.D., Local Government Board, Edinburgh. "The
science of public health administration has had no abler or more
attractive exponent than Dr Mackenzie. He adds to a thorough grasp of
the problems an illuminating style, and an arresting manner of treating
a subject often dull and sometimes unsavoury."--_Economist._

18. _INTRODUCTION TO MATHEMATICS_

By A. N. WHITHEAD, Sc.D., F.R.S. (With Diagrams.) "Mr Whitehead has
discharged with conspicuous success the task he is so exceptionally
qualified to undertake. For he is one of our great authorities upon the
foundations of the science, and has the breadth of view which is so
requisite in presenting to the reader its aims. His exposition is clear
and striking."--_Westminster Gazette._

19. _THE ANIMAL WORLD_

By Professor F. W. GAMBLE, D.Sc., F.R.S. With Introduction by Sir Oliver
Lodge. (Many Illustrations.) "A delightful and instructive epitome of
animal (and vegetable) life.... A most fascinating and suggestive
survey."--_Morning Post._

20. _EVOLUTION_

By Professor J. ARTHUR THOMSON and Professor PATRICK GEDDES. "A
many-coloured and romantic panorama, opening up, like no other book we
know, a rational vision of world-development."--_Belfast News-Letter._

22. _CRIME AND INSANITY_

By Dr C. A. MERCIER, F.R.C.P., F.R.C.S., Author of "Text-Book of
Insanity," etc. "Furnishes much valuable information from one occupying
the highest position among medico-legal psychologists."--_Asylum News._

28. _PSYCHICAL RESEARCH_

By Sir W. F. BARRETT, F.R.S., Professor of Physics, Royal College of
Science, Dublin, 1873-1910. "As a former President of the Psychical
Research Society, he is familiar with all the developments of this most
fascinating branch of science, and thus what he has to say on
thought-reading, hypnotism, telepathy, crystal-vision, spiritualism,
divinings, and so o