*1. The Foundations of Science By W. C. D. Whetham, F.R.S. *2. Embryology--The Beginnings By Prof. Gerald Leighton, M.D. of Life 3. Biology--The Science of Life By Prof. W. D. Henderson, M.A. *4. Zoology: The Study of Animal By Prof. E. W. MacBride, F.R.S. Life *5. Botany; The Modern Study of By M. C. Stopes, D.Sc., Ph.D. Plants 6. Bacteriology By W. E. Carnegie Dickson, M.D. *7. The Structure of the Earth By the Rev. T. G. Bonney, F.R.S. *8. Evolution By E. S. Goodrich, M.A., F.R.S. 9. Darwin By Prof. W. Garstang, M.A., D.Sc. *10. Heredity By J. A. S. Watson, B.Sc. *11. Inorganic Chemistry By Prof. E. C. C. Baly, F.R.S. *12. Organic Chemistry By Prof. J. B. Cohen, B.Sc., F.R.S. *13. The Principles of Electricity By Norman R. Campbell, M.A. *14. Radiation By P. Phillips, D.Sc. *15. The Science of the Stars By E. W. Maunder, F.R.A.S. *16. The Science of Light By P. Phillips, D.Sc. *17. Weather-Science By R. G. K. Lempfert, M.A. *18. Hypnotism By Alice Hutchison, M.D. *19. The Baby: A Mother's Book By a University Woman. *20. Youth and Sex--Dangers and {By Mary Scharlieb, M.D., M.S., Safeguards for Boys and Girls {and G. E. C. Pritchard, M.A., M.D. *21. Motherhood--A Wife's Handbook By H. S. Davidson, F.R.C.S.E. *22. Lord Kelvin By A. Russell, M.A., D.Sc. *23. Huxley By Professor G. Leighton, M.D. 24. Sir W. Huggins and {By E. W. Maunder, F.R.A.S., of the Spectroscopic Astronomy {Royal Observatory, Greenwich. *62. Practical Astronomy By H. Macpherson, Jr., F.R.A.S. *63. Aviation By Sydney F. Walker, R.N., M.I.E.E. *64. Navigation By W. Hall, R.N., B.A. *65. Pond Life By E. C. Ash, M.R.A.C. *66. Dietetics By Alex. Bryce, M.D., D.P.H. *94. The Nature of Mathematics By P. G. B. Jourdain, M.A. 95. Applications of Electricity By Alex. Ogilvie, B.Sc. *96. Gardening By A. Cecil Bartlett. 97. The Care of the Teeth By J. A. Young, L.D.S. *98. Atlas of the World By J. Bartholomew, F.R.G.S. *110. British Birds By F. B. Kirkman, B.A. PHILOSOPHY AND RELIGION