“A wonderful vision of the future. A book that will be talked about.”--_Daily Graphic._ “A remarkable contribution to a remarkable series.”--_Manchester Dispatch._ “Interesting and singularly plausible.”--_Daily Telegraph._ =Thrasymachus=, the Future of Morals. By C. E. M. JOAD, author of “The Babbitt Warren,” etc. _Second impression._ “His provocative book.”--_Graphic._ “Written in a style of deliberate brilliance.”--_Times Literary Supplement._ “As outspoken and unequivocal a contribution as could well be imagined. Even those readers who dissent will be forced to recognize the admirable clarity with which he states his case. A book that will startle.”--_Daily Chronicle._ =Lysistrata=, or Woman’s Future and Future Woman. By ANTHONY M. LUDOVICI, author of “A Defence of Aristocracy,” etc. _Second Impression._ “A stimulating book. Volumes would be needed to deal, in the fullness his work provokes, with all the problems raised.”--_Sunday Times._ “Pro-feminine but anti-feministic.”--_Scotsman._ “Full of brilliant common-sense.”--_Observer._ =Hypatia=, or Woman and Knowledge. By MRS BERTRAND RUSSEL. With a frontispiece. _Third impression._ An answer to _Lysistrata_. “A passionate vindication of the rights of woman.”--_Manchester Guardian._ “Says a number of things that sensible women have been wanting publicly said for a long time.”--_Daily Herald._ =Hephaestus=, the Soul of the Machine. By E. E. FOURNIER D’ALBE, D.SC. “A worthy contribution to this interesting series. A delightful and thought-provoking essay.”--_Birmingham Post._ “There is a special pleasure in meeting with a book like _Hephaestus_. The author has the merit of really understanding what he is talking about.”--_Engineering._ “An exceedingly clever defence of machinery.”--_Architects’ Journal._ =The Passing of the Phantoms=: a Study of Evolutionary Psychology and Morals. By C. J. PATTEN, Professor of Anatomy, Sheffield University. With 4 Plates. “Readers of _Daedalus_, _Icarus_ and _Tantalus_, will be grateful for an excellent presentation of yet another point of view.”--_Yorkshire Post._ “This bright and bracing little book.”--_Literary Guide._ “Interesting and original.”--_Medical Times._ =The Mongol in our Midst=: a Study of Man and his Three Faces. By F. G. CROOKSHANK, M.D., F.R.C.P. With 28 Plates. _Second Edition, revised._ “A brilliant piece of speculative induction.”--_Saturday Review._ “An extremely interesting and suggestive book, which will reward careful reading.”--_Sunday Times._ “The pictures carry fearful conviction.”--_Daily Herald._ =The Conquest of Cancer.= By H. W. S. WRIGHT, M.S., F.R.C.S. Introduction by F. G. CROOKSHANK, M.D.