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 and Self-Education
By A. M. Hutchison, M.D.
19. The Baby: A Mother's Book
By a University Woman.
20. Youth and Sex—Dangers and Safeguards for Boys and Girls
By Mary Scharlieb, M.D., M.S., and F. Arthur Sibly, M.A., LL.D.
21. Marriage and Motherhood
By H. S. Davidson, M.B., F.R.C.S.E.
22. Lord Kelvin
By A. Russell, M.A., D.Sc., M.I.E.E.
23. Huxley
By Professor G. Leighton, M.D.
24. Sir William Huggins and Spectroscopic Astronomy
By E. W. Maunder, F.R.A.S., of the Royal Observatory, Greenwich.
26. Henri Bergson
By H. Wildon Carr, Litt.D.
27. Psychology
By H. J. Watt, M.A., Ph.D., D.Phil.
28. Ethics
By Canon Rashdall, D.Litt., F.B.A.
29. Kant's Philosophy
By A. D. Lindsay, M.A. of Balliol College, Oxford.
32. Roman Catholicism
By H. B. Coxon. Preface, Mgr. R. H. Benson.
33. The Oxford Movement
By Wilfrid Ward.
34. The Bible and Criticism
By W. H. Bennett, D.D., Litt.D., and W. F. Adeney, D.D.
36. The Growth of Freedom
By H. W. Nevinson.
37. Bismarck and the Origin of the German Empire
Professor F. M. Powicke.
38. Oliver Cromwell
By Hilda Johnstone, M.A.
39. Mary Queen of Scots
By E. O'Neill, M.A.
40. Cecil John Rhodes, 1853-1902
By Ian D. Colvin.
41. Julius Caesar
By Hilary Hardinge.
42. England in the Making
By Prof. F. J. C. Hearnshaw, M.A., LL.D.
43. England in the Middle Ages
By E. O'Neill, M.A.
44. The Monarchy and the People
By W. T. Waugh, M.A.
45. The Industrial Revolution
By Arthur Jones, M.A.
46. Empire and Democracy
By G. S. Veitc