Supplement to Nature,” April 28, 1923 v 
‘ Recent Scientific and Technical Books. 
Volumes marked with an asterisk have been received at “NATURE” Office. 
Mathematics Weber-Epstein. Arithmetik, Algebra und Analysis. 
5 2 4 Auflage. (Weber-Wellstein : Enzyklopadie der Ele- 
Chope, R. H. Junior Arithmetic. mentarmathematik, Band I.) (Berlin: B. G. Teubner, 






Fourth Edition. 
Cr. 8vo. Pp. viii +358 +xliv. (London: University 1923.) gs. 4d. 
Tutorial Press, Ltd., 1923.) 4s. 6d.; without Answers, 4s. Woods, F. S. Higher Geometry: an Introduction to 
Cutter,L.E, Descriptive Geometry. Med. 8vo. » | Advanced Methods in Analytic Geometry. Med. 8vo. 
vii +244. (New York and London: McGraw-Hill Book Pp. x +423. (Boston and London: Ginn and Co., 1922.) 
Co., Inc., 1923.) 12s. 6d.* 
Duport, H. Critique des théories einsteiniennes: La 
Relativité et la loi de l’attraction universelle. 8vo. Pp. 40. 
(Dijon : Impr. Darantiére, 1923.) 
Durell, C. V. A Concise Geometry. 2 vols. Cr. 8vo. 
Pp. 323; 272. (London: G. Bell and Sons, Ltd., 1923.) 
22s. 6d. net.* 
Woods, F.S.,and Bailey, F.H. Elementary Calculus. 
8vo. Pp. viii+318. (Boston and London: Ginn and 
Co. 1922.) 13s. 6d. net.* 
2s. 6d. net each. 
Durell, C. V. Matriculation Algebra. 
Mathematical Series.) Gl. 8vo. Part 2. Pp. viii + 144 
+xvi. (London: G. Bell and Sons, Ltd., 1923.) 3s.* 
Fettweis. Wie man einstens rechnete. (Math.-phys. 
Bibliothek, 49.) (Leipzig: B. G. Teubner, 1923.) tod. 
Kopff, A. Grundziige der Einsteinschen Relativitits- 
theorie. Zweite Auflage. Pp. viii +204. (Leipzig: S. Hirzel, 
1923. 
eer, A. The Mathematical Theory of Relativity. 
Translated by H. Levy. Cr. 8vo. Pp. viii+214. (Lon- 
don : Methuen and Co., Ltd., 1923.) 8s. 6d. net.* 
Kraitchik, M. Décomposition de a"+5" en facteurs 
dans le cas ou » a b est un carré parfait, avec une table 
des décompositions numériques pour toutes les valeurs de 
a et b inférieures 4 100. Pp. 16. (Paris: Gauthier- 
Villars et Cie, 1922.) 8 francs. 
Ling, G. H., Wentworth, G., and Smith, D. E. 
Elements of Projective Geometry. (Wentworth-Smith 
Mathematical Series.) 8vo. Pp. vi+186. (Boston and 
London: Ginn and Co., 1922.) ras. 6d. net.* 
McGowan, J. The Theory of Chances: or the 
Modern Development of the Rules of Probability ; with 
some Notes regarding ‘‘ Probabilities’’ in the Game of 
Roulette at Monte Carlo. Cr. 8vo. Pp. 31. (London: 
Lamley and Co., 1923.) 1s. 
Milankovitch,M. Théorie mathématique des phéno- 
ménes thermiques produits par la radiation solaire. 
(Académie Yougoslave des Sciences et des Arts de Zagreb : 
Ministére de 1'Instruction publique du Royaume des 
Serbes, Croates et Slovénes.) Med. 8vo. Pp. xvi +339. 
(Paris: Gauthier-Villars et Cie, 1920.) 20 francs net.* 
Monge, G. Géométrie descriptive. Augmentée d’une 
théorie des ombres et de la perspective, extraite des 
papiers de l’auteur par B. Brisson. (Collection «Les 
Maitres de la Pensée scientifique.) Fcap. 8vo. Vol. 1. 
Pp. xvi+144. Vol. 2. Pp. 138. (Paris: Gauthier-Villars 
et Cie, 1922.) 6 francs.* 
Poirée, J. Méthodes pour résoudre les problémes de 
éométrie. 2° édition. Roy. 8vo. Pp. vi+72. (Paris: 
authier-Villars et Cie, 1922.) 8 francs. 
Rose, W. N. Line Charts for Engineers. 
Useful Technical Series.) Demy 8vo. Pp. 
(London : Chapman and Hall, Ltd., 1923.) 
Rouché, E., et Comberousse, C. de. Traité de géo- 
métrie. Med. 8vo. Ire partie: Géométrie plane. Pp. 544- 
16 francs. IIe partie: Géométrie dans l’espace. Pp. xviii 
+664. (Paris: Gauthier-Villars et Cie, 1922.) 19 francs. 
Sanguet, J.-L. Tables trigonométriques centésimales, 
précédées des logarithmes des nombres de 1 a 10,000, 
suivies d’un grand nombre de tables relatives a la trans- 
formation des coordonnées topographiques en coordonnées 
géographiques et vice versa; aux nivellements trigono- 
métriques et barométriques; au calcul de l’azimut du soleil 
et de l’étoile polaire, du temps et de la latitude; au tracé 
des courbes avec le tachéométre, etc. A l'usage des topo- 
graphes, des géométres du cadastre et des agents des Ponts 
et Chaussées et des Mines. 2¢ édition. Small 8vo. 
(Paris : Gauthier-Villars et Cie, 1922.) 10 francs. 
Stuyvaert, M. Les Nombres positifs: Manuel 
darithmétique élémentaire. 3° édition. 8vo. Pp. 185. 
(Gand: Van Rysselberghe et Rombaut, 1923.) 7.50 francs. 
Valentiner, S. Vektoranalysis. (Sammlung Géschen 
Nr. 354-) Pott 8vo. Pp. 132. (Berlin und Leipzig: 
W. de Gruyter und Co., 1923.) 1s.* 
(Directly- 
Xli +95. 
6s. net.* 
(Cambridge 
| 163. 
Mechanics: Mechanical Engineering 
Adhémar,R.d’. Eléments de mécanique a I’usage des 
ingénieurs: Statique cinématique. 8vo. Pp. xi+254. 
(Paris: Gauthier-Villars et Cie, 1923.) 16 francs. 
Aeronautical Research Committee : Reports and 
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4d. net. No. 803: On a New Means of ascertaining the 
Mean Pressure in a Heat Engine. 6d. net. (London: 
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Eason, A. B. The Prevention of Vibration and Noise. 
(Oxford Technical Publications.) Demy 8vo. Pp. xii + 
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1923.) 15s. net.* 
Elliott, B.G. Automobile Power Plants: a Text and 
Reference Book on the Modern Gasoline Automobile 
Engine. Ex. Cr, 8vo. Pp. X+335. (New York and 
London : McGraw-Hill Book Co., Inc., 1923.) 15s.* 
Hatt, W.K. Highway Research Projects in the United 
States: Results of Census by Advisory Board on Highway 
Research, Division of Engineering, National Research 
Council, in Co-operation with the Bureau of Public Roads, 
United States Department of Agriculture. (Bulletin of 
the National Research Council, Vol. 4, Part 3, No. 21.) 
Sup. Roy. 8vo. Pp. ii+103. (Washington: National 
Academy of Sciences, 1922.) 1.50 dollars.* 
Hayward, J. W. A First Course in Heat Engines. 
(Formerly published under the title “ First Stage Heat 
Engines.”) Second edition. Gl. 8vo. Pp. vi+271. 
(London: University Tutorial Press, Ltd., 1922.) 4s.* 
Levi-Civita, T.,e Amaldi, U. Lezioni di meccanica 
razionale. Vol. Primo: Cinematica, principi e statica. 
Med. 8vo. Pp. xiv+741. (Bologna: N, Zanichelli, 
1923.) 65 lire.* 
Lorain, P. L’Hélice propulsive: Etude théorique et 
expérimentale du propulseur marin: Applications pra- 
tiques. Roy. 8vo. Pp. 196. (Paris: Libr. Dunod, 1923.) 
Shaw, T. R. The Mechanisms of Machine Tools. 
(Oxford Technical Publications.) Demy 4to. Pp. xii+ 
352. (London: H. Frowde and Hodder and Stoughton, 
1923.) 42s. net. 
Sortwell, H. H. American and English Ball Clays. 
(Technologic Papers of the Bureau of Standards, No. 
227.) Sup. Roy. 8vo. Pp. 153-182. (Washington ; 
Government Printing Office, 1923.) 10 cents.* 
Thorne, A. T., and Calderwood, J. Notes on 
Torsional Oscillations with Special Reference to Marine 
Reduction Gearing. Roy. 8vo. Pp. 5. ¥(London: E. 
and F. N. Spon, Ltd., 1923.) 5s. net. 
Physics: Electrical Engineering 
Alexander, E. A Beginner in Wireless. Cr, 
Pp. 196. (London: Drane’s, 1923.) 35. 6d. net. 
Barkhausen, H. Elektronen-Réhren. I: Elektronen- 
theoretische Grundlagen. II: Verstarkung schwacher 
8vo. 
Wechselstréme. 8vo. Pp. vi+124. (Leipzig : S. Hirzel, 
1923.) 12,000 marks, 
Beauchamp, J. W. Industrial Electric Heating. 
(Pitman’s Technical Primers.) Feap. 8vo. Pp. 128. 
(London: Sir I. Pitman and Sons, Ltd., 1923.) 2s. 6d. net. 
Bohr,N. Uber die Quantentheorie der Linienspektren. 
Ubersetzt von P. Hertz. Demy 8vo. Pp. iv +168. 
(Braunschweig: F. Vieweg und Sohn, 1923.) 
R 3 
