CURIE, MARIE SKOLDOWSKA. Traité de Radioactivité. Paris: Gauthier-Villars, 1910. Heliogravure portrait of Pierre Curie and 7 plates. 2 volumes, later buckram, gilt-lettered roan spine labels; some marginal foxing to plates, title in second volume with some marginal staining and browning. FIRST EDITION. Sparrow, Milestones of Science 41; Honeyman II, 789. (2)