19. ON GERMINAL SELECTION AS A SOURCE OF DEFINITE VARIATION by August Weismann. Translated from the German by Thomas J. McCormack. Second edition. 1902. 25c, mailed 28c. (1s. 6d.). Pp. 87.
21. POPULAR SCIENTIFIC LECTURES, by Ernst Mach, formerly Professor of Physics in the University of Prague, now Professor of the History and Theory of Inductive Science in the University of Vienna. Translated by Thomas J. McCormack. Third edition. Revised and enlarged, with fifty-nine cuts and diagrams. 1898. 50c, mailed 60c. (2s. 6d.). Pp. viii., 411.
22. ANCIENT INDIA, ITS LANGUAGE AND RELIGIONS, by Prof. H. Oldenberg. Second edition. 1898. 25c, mailed 28c. (1s. 6d.). Pp. 110.
23. THE PROPHETS OF ISRAEL, Popular Sketches from Old Testament History, by Carl Heinrich Cornill, Doctor of Theology and Professor of Old Testament History in the University of Königsberg. Translated by Sutton F. Corkran. Sixth edition. 1904. 25c, mailed 30c. (1s. 6d.). Pp. xiv., 194.
24. HOMILIES OF SCIENCE, by Paul Carus. Third edition. 1905. 35c, mailed 43c. (2s.). Pp. x., 317.
25. THOUGHTS ON RELIGION, by the late George John Romanes, M. A., LL. D., F. R. S. Edited by Charles Gore, M. A., Canon of Westminster. Fourth edition. 1898. 50c, mailed 55c. (2s. 6d.). Pp. 196.
26. THE PHILOSOPHY OF ANCIENT INDIA, by Richard Garbe, Professor in the University of Tuebingen. Second edition. 1899. 25c, mailed 28c. (1s. 6d.). Pp. 85.
27. MARTIN LUTHER, by Gustav Freytag. Translated by Henry E. O. Heinemann. 1897. 25c, mailed 30c. (1s. 6d.). Pp. 133.
28. ENGLISH SECULARISM, A Confession of Belief, by George Jacob Holyoake. 1896. 25c, mailed 30c. (1s. 6d.). Pp. xii., 146.