October 20, 1923] 



NA TURE 



605 



42. Marcel E. Hardy. The Geography of Plants. 



43. Charles Darwin. Insectivorous Plants. 



44. C. W. TowNSEND. Sand Dunes and Salt 



Marshes. 



Microscopic Life. 



45. Rene V.alery-Radot. Louis Pasteur, his Life 



and Labours. 



Paleontology. 



46. F. A. Lucas. Animals of the Past. 



47. H. N. Hutchinson. Extinct Monsters and 



Creatures of Other Days ; a Popular Account 

 of some of the Larger Forms of Ancient 

 Animal Life. 



Geology and Geography. 



48. J. W. Gregory. Geology of To-day. 



49. H.\llam Hawkesworth. The Strange Ad- 



ventures of a Pebble. 



50. R. S. Lull and others. The Evolution of the 



Earth and its Inhabitants. 



51. T. C. Chamberlin. Origin of the Earth. 



52. George P. Merrill. The First One Hundred 



Years of American Geology. 



53. Ellen Churchill Semple. Influences of Geo- 



graphic Environment. 



54. J. E. Spurr, Editor. Political and Commercial 



Geology and the World's Mineral Resources. 



55. Albert P. Brigham. Geographic Influences in 



American History. 



Geologic Agents. 



56. John Tyndall. The Forms of Water in Clouds 



and Rivers, Ice and Glaciers. 



57. T. G. BoNNEY. The Work of Rains and Rivers. 



58. T. G. BoNNEY. Volcanoes, their Structure and 



Significance. 



59. Israel C. Russell. Volcanoes of North 



America. 



60. Charles Davison. The Origin of Earthquakes. 



Meteorology. 



61. R. G. K. Lempfert. Weather Science. 



62. R. de C. Ward. Climate, considered especially 



in Relation to Man. 



The Ocean. 



63. John Murray. The Ocean. 



64. 



65. 

 66. 



67. 



and Minerals. 

 J. Cole. Rocks 



and their 



Rocks 

 Grenville a. 

 Origins. 



Astronomy. 

 Robert S. Ball. The Story of the Heavens. 

 F. W. Dyson. Astronomy. 

 George E. Hale. The New Heavens. 



68. 

 69. 

 70. 



71- 

 72. 



73- 

 74- 

 75- 

 76. 



77- 

 78. 



79- 



80. 

 81. 



82. 



83. 

 84. 



85- 

 86. 



87. 



90. 

 91. 



92. 



93- 

 94. 



95- 

 96. 



97- 



98. 

 99- 



TOO. 



Charles G. Abbot. The Sun. 

 Isabel M. Lewis. Splendors of the Sky. 

 Kelvin McKready. A Beginner's Star Book. 

 H. H. Turner. A Voyage through Space. 

 Arthur Berry. A Short History of Astronomy. 



Chemistry. 



E. E. Slosson. Creative Chemistry. 

 Ellwood Hendrick. Everyman's Chemistry. 

 Henry C. Fuller. The Story of Drugs. 

 Jean Henri Fabre. The Wonder Book of 



Chemistry. 

 Robert Kennedy Duncan. The Chemistry 



of Commerce. 

 Geoffrey Martin. Modern Chemistry and its 



Wonders. 

 Frederick Soddy. The Interpretation of 



Radium. 



F. P. Venable. A Short History of Chemistry. 

 Edgar Fahs Smith. Chemistry in America. 



Physics. 

 Frederick Soddy. Matter and Energy. 

 John Mills. Within the Atom. 

 Albert Einstein. Relativity. 

 J. A. Fleming. Waves and Ripples in Water, 



Air, and Aether. 

 Dayton C. Miller. The Science of Musical 



Sounds. 

 William Bragg. The World of Sound. 

 Marion Luckiesh. Color and its Applications. 

 C. V. Boys. Soap Bubbles : their Colours and 



the Forces which Mould them. 

 Ernst Mach. Popular Scientific Lectures. 

 Frederick Soddy. Science and Life. 



Mathematics. 



A. 



N. Whitehead. Introduction to Mathe- 

 matics. 



Levi Leon.ard Conant. The Number Concept, 

 its Origin and Development. 



John Wesley Young. Lectures on the Funda- 

 mental Concepts of Algebra and Geometry. 



James Byrnie Shaw. Lectures on the Philo- 

 sophy of Mathematics. 



Augustus De Morgan. On the Study and 

 Difficulties of Mathematics. 



David Eugenb: Smith. Number Stories of 

 Long Ago. 



History of Science. 

 Walter Libby. An Introduction to the History 



of Science. 

 W. T. Sedgwick and H. W. Tyler. A Short 



History of Science. 

 Andrew D. White. A History of the Warfare 



of Science with Theology in Christendom. 



The Zermatt Meeting of the Swiss Society of Natural Science. 



T^Hr^ 104th meeting of the Helvetic Society of 

 -*- Natural Science was held at Zermatt on 

 August 30-September 2. On the evening of the first 

 dav, after a business meeting in which Lucerne was 

 ( lio^cii as the meeting-place for next year, the Society 

 was welcomed by the local and cantonal authorities 

 at a soiree given by the Science Society of the IvMidhc 

 Valley, called the Murithienne. The next day, which 

 wns \ ( r\ wet, was devoted appropriately to business: 

 i^'cnrral inc('tin<_' with speeches in the morning; 



Mcniooii. 



; i' (il Kiddrs, wlio had been 

 lit, took the opportunity of 



sc( tional mc ' 

 M. Ic Chaip 

 cliosen as annual pir.'.iil! 



NO. 2816, VOL. 



his opening address piously to recall the names and 

 the lifework of some of the most prominent savants of 

 the valley. A member himself of the Congregation 

 of St. Bernard, he was able to point to tlie long tale 

 of patient study pursued by successi\c ^lt■llll)(^^ of 

 the same body ; in particular he sketclu-il the lite of 

 Laurent-Joscjih Mmith. i;|2-i8i6, geologist, con- 

 chologist, oniitholo;.;! 1 , ciitomologist, as well as 

 archeeologist, who li\<'il jn^t Idul; ciidui;!! to be one of 

 the first members ol the mlant llrlvetic Society. 

 Anion,L; the f)1iicr men w liose li\es he toM in iinpre-^s- 

 ivch' simple laii,!;iia,L;c 1 would onl\' meiUion that 

 of Walther Kitz, 1878-1909, the brilliant young 



I 12] 



