BOOKS RECEIVED 



{Publishers are requested to notify prices) 



History of the Theory of Numbers. Vol. I, Divisibility and Primality. By 

 Leonard Eugene Dickson, Professor of Mathematics in the University of 

 Chicago. Published by the Carnegie Institution of Washington, 1919. 

 (Pp. xii + 486.) 



Descriptive Geometry. By W. Miller, M.E. Fourth Edition. New York: 

 John Wiley & Sons ; London : Chapman & Hall, 191 8. (Pp. v + 176.) 

 Price js. net. 



Four-place Logarithmic and Trigonometric Tables. Together with Interest 

 Tables. Edited by Louis C Karpinski, Associate Professor of Mathematics, 

 University of Michigan. Michigan, Ann Arbor : George Wahr, 1918. 

 (Pp. 30.) Price 30 cents. 



The Fundamental Equations of Dynamics and Its Main Co-ordinate Systems. 

 Vectorially Treated and Illustrated from Rigid Dynamics. By Frederick 

 Slate. Berkeley : University of California Press, 1918. (Pp. x + 233.) 



Introductory Mathematical Analysis. By W. Paul Webber, Ph.D., Assistant 

 Professor of Mathematics in the University of Pittsburgh, and Louis Clark 

 Plant, M.Sc, Professor of Mathematics in Michigan Agricultural College. 

 New York : John Wiley & Sons ; London : Chapman & Hall, 1919. (Pp. 

 xiii + 304.) Price gs. bd. net. 



Planetary Rotation Periods and Group Ratios. Two Essays on the Relations 

 between the Planets in Diurnal Rotation and in Mass. By F. A. Black, 

 F.R.S.E. Edinburgh and London: Gall & Inglis. (Pp. xii + 115.) Price 

 3s. bd. net. 



Fats and Fatty Degeneration. A Physico-Chemical Study of Emulsions and 

 the Normal and Abnormal Distribution of Fat in Protoplasm. By Dr. 

 Marian O. Hooker, Instructor in Physiology in the University of Cincinnati. 

 New York: John Wiley & Sons; London: Chapman & Hall, 1917. (Pp. 

 ix + 155.) Price 9-y. bd. net. 



The Chemistry and Manufacture of Hydrogen. By P. Litherland Teed, A.R.S.M. 

 (Mining and Metallurgy), A.I.M.M., Major, R.A.F. London : Edward 

 Arnold, 1919. (Pp. vii + 152.) Price 10s. bd. net. 



The Metals of the Rare Earths. By James Frederick Spencer, B.Sc, D.Sc, 

 Ph.D., F.I.C., Lecturer in Physical and Inorganic Chemistry at Bedford 

 College (University of London), Reader in Physical Chemistry in the 

 University of London. London : Longmans, Green & Co., 39, Paternoster 

 Row, and New York, Bombay, Calcutta, and Madras, 1919. (Pp. x + 279.) 

 With Diagrams. Price 12s. bd. net. 



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