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 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. “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. “What he has to say on thought-reading, hypnotism, telepathy, crystal-vision, spiritualism, divinings, and so on, will be read with avidity.”—Dundee Courier.
31. ASTRONOMY
By A. R. Hinks, M.A., Chief Assistant, Cambridge Observatory. “Original in thought, eclectic in substance, and critical in treatment.... No better little book is available.”—School World.