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A 425. The Silver Voltameter. Part I.—By F. E. Smith, A.R.C.Sc., and T. Mather, F.R.S. Part II. 
—By F. E. Smith, A.R.C.Sc., and T. M. Lowry, D.Sc. Pp. 55; 1 Plate. Price 3s. 
A 426. Title, Contents, Index, &c., Vol. 207. Pp. 10. Price 6 d. 
A 427. Further Consideration of the Stability of the Pear-shaped Figure of a Rotating Mass of Liquid. 
By Sir G. H. Darwin, K.C.B., F.R.S., Plumian Professor of Astronomy, and Fellow of Trinity 
College, Cambridge. Pp. 19. Price Is. 
A 428. The Thermomagnetic Analysis of Meteoric and Artificial Nickel-iron Alloys. By S. W. J. Smith, 
M.A., A.R.C.S., Royal College of Science, London. Pp. 89; 2 Plates. Price 5s. 6 d. 
A 429. The Effect of Pressure upon Arc Spectra.—No. 1. Iron. By W. Geoffrey Duffield, B.Sc. 
(Adelaide), B.A. (Cantab.), Honorary Research Fellow in Physics at the Manchester University, 
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A 430. The Diurnal Variation of Terrestrial Magnetism. By Arthur Schuster, F.R.S. Pp. 42. 
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A 431. Magnetic Declination at Kew Observatory 1890 to 1900. By C. Chree, Sc.D., LL.D., F.R.S., 
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A 432. The Effect of Hydrogen on the Discharge of Negative^Electricity from Hot Platinum. By 
Professor H. A. Wilson, F.R.S., King’s College, London. Pp. 27. Price Is. Qd. 
A 433. Report on the Eruptions of the Soufriere in St. Vincent in 1902, and on a Visit to Montagne 
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of the Volcanoes. By Tempest Anderson, M.D., D.Sc., F.G.S. Pp. 29; 17 Plates. 
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A 434. Petrographical Notes on the Products of the Eruptions of May, 1902, at the Soufri6re in 
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Cases of Colour-blindness, No. VI. to No. XVIII., together with Eleven Selected Examples of 
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Physics, University College, Reading. Pp. 21. Price Is. 
The Bole of the Various Elements in the Development and Regeneration of Bone. By Sir 
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On the Cranial and Facial Characters of the Neandertal Race. By W. J. Sollas, Sc.D., LL.D., 
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The Ascent of Water in Trees. By A. J. Ewart, D.Sc., Ph.D., F.L.S., Government Botanist and 
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On the Skull, Mandible, and Milk Dentition of Palgeomastodon, with some Remarks on the Tooth 
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Miadesmia Membranacea, Bertrand; a New Palaeozoic Lycopod with a Seed-like Structure. By 
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Title, Contents, Index, &c., Vol. 199. Pp. 10. Price Qd. 
On the Distribution of the Different Arteries supplying the Human Brain. By Charles E. 
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Longitudinal Symmetry in Phaiierogamia. By Percy Groom, M.A., D.Sc., F.L.S. Pp. 59. 
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