Book reviewed in this article:Interest and Usury in Catholic Theology. By the Rev. Lewis Watt, S. J. (Oxford: Catholic Social Guild. 2s. 6d.)International Law: Vol. I, International Law as Applied by International Courts and Tribunals. By Georg Schwarzenberger, ph.d., dr. jur.Studies in Polish and Comparative Law. A Symposium of Twelve Articles. With a foreword by Professor H. C. Gutteridge, k.c., ll.d.Studying Law. Selections from the writings of Albert J. Beveridge, John Maxcy Zane, Munroe Smith, Roscoe Pound, Arthur L. Goodhart, Eugene Wambaugh, John H. Wigmore, Charles B. Stephens. Edited by Arthur T. Vanderbilt.Cases on the Law of Contract. By G. C. Cheshire, d.c.l., f.b.a., of Lincoln's Inn, Barrister‐at‐Law, Vinerian Professor of English Law in the University of Oxford, Fellow of All Souls College, Oxford, and C. H. S. Fifoot, m.a.The Effect of War on Contracts. By George J. Webber, ll.d. Second Edition by the author.Law and Practice of Divorce and Matrimonial Causes. By D. Tolstoy, Barrister‐at‐Law.History of Roman Legal Science. By F. Schulz.The Palestine Income Tax Ordinance. Edited by G. Eichelgrün.The Palestine Income Tax Guide. By G. Eichelgrün.United Nations Agreements. Edited by M. B. Schnapper. Foreword by Arthur Sweetser.The Justice of the Peace Today and Tomorrow. By A Sub‐committee of the Haldane Society.Powers and Duties Attributed to the League of Nations by International Treaties.Arbeid; Sociaal Maandblad. First Year, No. 1, N. Samson N. V.