768 



NATURE 



[August ii, 192 i 



as regards the production of the ortho-isomer. — H. A. 

 Brouwer : The eruption of a hornblende andesite in the 

 Malay Archipelago. — L. Lutaud : The post-Sahalian 

 movements and their influence on the morphology in 

 the pre-Riffian zone of the northern R'arb, Morocco. — 

 P. H. Fritel : The discovery in Senegal of two fossil 

 fruits belonging to the genera Kigelia and Nipadites. 

 — M. Romieu : The eleocytes of Perinereis cultrifera 

 (Grube). — R. Herpin : The origin and the r6le of the 

 reserve cells of the general cavity in Perinereis cultri- 

 fera and P. Marioni, and the early differentiation of 

 their eggs. The reserve cells probably arise from the 

 lymphocytes, and have for their principal function the 

 nourishment of the sexual products in course of 

 elaboration. The development of the eggs is extremely 

 slow, and requires more than a vear. — M. Mirande : 

 The extraction and the nature of the substance pro- 

 ducing sulphuretted hydrogen in the seeds of certain 

 Papilionaceae. A protein has been isolated from the 

 seeds of Lathvrus sativus. Heated with water to a 

 temperature of about 40° C, there is a spontaneous 

 development of hydrogen sulphide ; after this reaction 

 is complete the residue still contains sulphur. — Mme. 

 Z. Gruzcwska and M. Faure-Fremiet : The localisation 

 of the glycogen in the liver and the muscles of dogs 

 fed with a view to the maximum production of this 

 reserve.— E. Grynfeitt and Mile. R. Lafont : Experi- 

 mental porphyrinuria. Lesions of the kidney of the 

 rabbit produced bv sulphonal intoxication. — MM. 

 Desgrez, Blerry, and" Rathery : Some modifications of 

 the blood-plasma and of the urine during fasting in 

 diabetic subjects. — P. Masson : The nervous lesions in 

 chronic appendicitis. 



Books Received. 



Public Library, Museum, and Art Gallerv of South 

 Australia. Records of the South Australian Museum. 

 Vol. ii.. No. I. Pp. 208. (Adelaide.) 



Fisheries : England and Wales. Ministry of Agri- 

 culture and Fisheries : Fisherv Investigations. Series 

 _i : Fresh-water Fisheries and Miscellaneous. Vol. 

 ii., No. I : The Methods of Fish Canning in Eng- 

 land. Pp. 25. (London : H.^L Stationery Office.) 

 2s. 6d. net. 



Rapport sur une Expedition d'Aurores Bor^ales k 

 Bossekop et Store Korsnes pendant le Printemps de 

 I'Ann^e 1913. By Carl Stormer. (Geofysiske Pub- 

 likationer, vol. i., No. 5.) Pp. 269+civ plates. 

 (Kristiania : Grondahl & Sons.) 15.00 kroner. 



A French-English Dictionarv for Chemists. By 

 Dr. A. M. Patterson. Pp. xvii+384. (New York : 

 J. Wiley and Sons, Inc. ; London : Chapman and 

 Hall, Ltd.) 185. net. 



Travels of a Consular Officer in North-West China. 

 Bv E. Teichman. Pp. xiv+219+lviii plates. (Cam- 

 bridge : At the University Press.) 25s. net. 



A Critical Revision of the Genus Eucalyptus. By 

 J. H. Maiden. Vol. v., part 6. (Part xlvi. of the 

 complete work.) Pp. iv+i6i-85 + plates 188-91. 

 (Sydney : W. A. Gullick.) 35. 6d. 



Proceedings of the Roval Societv of Victoria. 

 VoK xxxiii. (New Series)." Pp. iv+285+xi plates. 

 (Melbourne.) 



A Philosopher with Nature. Bv Benjamin Kidd. 

 Pp vii-i-2ir. (London: Methuen and Co., Ltd.) 6s. 

 net. 



The North of Scotland College of Agriculture. 

 Guide to Experiments at Craibstone, 192 1. Pp. 4:;. 

 (Aberdeen : North of Scotland College of Agriculture^) 



Lawes Agricultural Trust : Rothamsted Experi- 

 mental Station, Harpenden. Report iqi8-2o, with 

 the Supplement to the "Guide to the Experimental 



NO. 2702, VOL. 107] 



Plots," containing the Yields per .-Xcre, etc. Pp. 86." 

 (Harpenden.) 2s. 6d. 



The Direction of Human Evolution. Bv Prof. 

 E. G. Conklin. Pp. xiii+247 (London: Oxford 

 University Press.) 125, 6d. net. 



Des Fondements de la G^cmetrie. Bv Henri 

 Poincare. (Bibliotheque de Synthese scie'ntifique.) 

 Pp. 65. (Paris: E. Chiron.) 3 "francs. 



Mikroskopische Physiographic der Petrographisch 

 Wichtigen Mineralien." By H. Rosenbusch* Band I., 

 Erste Halfte. Untersuchungsmethoden. Fiinfte 

 vo'lig Umgestaltete Auflage, von Prof. E. A. Wiilfing. 

 I Lieferung. Pp. xvi+252. (Stuttgart: E. Schweizer- 

 bart.) 165. 



L 'Evolution ITniverselle : Expose des Preuves et 

 des Lois de 1 'Evolution Mondiale et des Evolutions 

 particulieres (Inorganique, Organique, Intellectuelle 

 et Sociale) ; I'Evolution Mondiale, Inorganique et 

 Organique. By Prof. B. Petronievics. Pp. viii + 2T2. 

 (Paris : F. Alcan.) 7.50 francs. 



Theoretical Mechanics : An Introductorv Treatise 

 on the Principles of Dynamics. By Prof. A. E. H. 

 Love. Third edition. Pp. xv+310. (Cambridge : At 

 the University Press.) 305. net. 



The Geography of Illinois. By D. C. Ridgley. 

 (Regional Geographies of the I'.S.A.) Pp. xvii4-385. 

 (Chicago: University of Chicago Press; London: 

 Cambridge University Press.) 165. 6d. net. 



CONTENTS. PAGE 



University Finance 737 



The Bible. By H. H 738 



Zoology for Medical Students .^. ..... . 740 



.... 741 

 ... .742 

 743 



By H. J. 



The Analysis of Steel 

 Relativity and Gravitation 

 Our Bookshelf 

 Letters to the Editor: — 



Atmospheric Kefraction. — Dr. J. de Graaff Hunter; 



A. Mallock, F.R.S. ... 745 



The X-ray Structure of Potassium Cyanide. — P. A. 



Cooper 745 



An Oinithological Problem. — George A. Mac- 



millan 746 



Uniform Motion in the .^ther. — E. H. Synge ; Dr. 



Harold Jeffreys 746 



Conical Refraction in Biaxial Crystals. — Prof. C. V. 



Raman 747 



Coiling of Underground Shoots of Convolviihis 

 arvensis. (/Nns(rareJ.)—Rev. Canon J. E. H. 



Blake . . ... 747 



Bees and Scarlet-Runner Beans. — Harford J. Lowe 747 

 Remarks on Simple Relativity and the Relative 

 Velocity of Light. II. By Sir Oliver Lodge, 



F.R.S. 748 



The Conference of the International Union against 



Tuberculosis 751 



The Progress of British Forestry 753 



Notes 754 



Our Astronomical Column : — 



Bright Object near the Sun 759 



Variable Stars 759 



Mr. Flint's Parallax Observations 759 



The Universities and Research. By Prof. J. Joly, 



F.R.S .... 760 



International Exploration of the Upper Air. By 



C. J. P. Cave . . 761 



A Small Bnnell Hardness Testing Machine. 



{Illustrated.) Py H. S. A 762 



The Coal-mining Industry. By Prof. H. Louis 763 



Botanical Papers from Pennsylvania 764 



The Claude Process for Ammonia Synthesis . . . 765 

 Field-work of the Smithsonian Institution .... 765 

 University and Educational Intelligence . ... 766 



Calendar of Scientific Pioneers 767 



Societies and Academies 767 



Books Received 768 



