THE third edition of Prof. Soddys book, “The Interpretation of Radium”, which was reviewed in NATURE for February 20, 1913, is the original from which this translation was made. The translator has added an appendix in which the work of the period 1914 19 is described, and consequent modifications of theory are indicated.
Le Radium: Interprétation et Enseignement de la Radicactivité.
Par. Traduit de l'Anglais par A. Lepape. (Nouvelle Collection scientifique.) Pp. iii + 375. (Paris: Félix Alcan, 1919.) Price 4.90 francs.