sw) 
Nature, J 
August 11, 1923. 

American : Association Meeting at Boston, 482 ; Chemical 
lcz Society, to issue two Series of Monographs, 680 ; 
«Institute of Electrical Engineers, the Edison medal of 
5 the, awarded to Dr. R. A. Millikan, 266; Mycology, 
28; Phytopathological Society, Fourth Annual Field 
Meeting of the, 714; schools and colleges, men and 
women students and teachers in, 168 
Aminosauren, Polypeptide und Proteine II. (1907-1919), 
Untersuchungen iiber, E. Fischer, herausgegeben 
von M. Bergmann, 768 
Ammonia: The Spectrum of, W. B. Rimmer, 793; 
Thermodynamic Properties of, Tables of, 821 
Ammonium: Sulphides, Thomas and Riding, 859; The 
Sulphide and Hydrosulphide of, J. S. Thomas, 796 
Amphibian Colour Change, Studies on, H. R. Hewer, 450 
Amundsen Expedition, The, 370 
Anesthetics, New General, 713 
Anatomy, Practical, A Manual of, A Guide to the 
Dissection of the Human Body, Prof. T. Walmsley. 
In 3 parts. Part 3, 460 
Andover District, The: an Account of Sheet 283 of the 
One-inch Ordnance Map (Small Sheet Series), O. G. 
S. Crawford, 7o1 
Anemometer, A Compensated Hot Wire, Huguenard, 
Magnan, and A. Planiol, 275 
Angiospermous Descent, The Strobilus Theory of, J. 
Parkin, 486 
Animal: Nutrition: Foods and Feeding, E. T. Haloran, 
804; Problems in the Field of, 854; Research in, 
489 ; Studies in, 651; Organs: The Unit Activity of, 
Dr. V. R. Khanolkar, 304; Parasitology: Some 
Modern Developments in, Dr. Annie Porter, 162 
Annual Register, The: a Review of Public Events at 
Home and Abroad for the Year 1922, edited by Dr. 
M. Epstein, 737 
Antarctic : Crustacea, Some, Prof. W. M. Tattersall, 753 ; 
Geophysics, 897; Saga, An, Dr. H. R. Mill, 386 
Anthracite and the Anthracite Industry, A. L.-Summers, 78 
Anthrax, Vaccination against Symptomatic, by Toxins, 
E. Leclainche and H. Vallée, 243 is 
Anticyclones, The Cause of, R. M. Deeley, 83, 256, 634; 
Catherine O. Stevens, 150; Major A. H. R. Goldie, 
429, 634; W.H. Dines, 495 
Antimony-lead Alloys, Electric Potential of, 
Muzaffar, 382 
Antipodean Flora, Dr. Alex Hill, 860 
Antiquity, The Claim of, 407 
Ants, Venom of, New Researches on the, R. Stumper, 275 
Aqueous Solutions, Temperature of Maximum Density of, 
A. Taffel, 690 
Arab Medicine and Surgery: a Study of the Healing Art 
in Algeria, M. W. Hilton-Simpson, 112 
Arabian Alchemy and Chemistry, E. J. Holmyard and 
others, 300 
Arabs: in the Sudan, A History of the, and Some Account 
of the People who preceded them and of the Tribes 
inhabiting Darfir, H. A. MacMichael, 2 vols., 176; 
of the Sudan, The, Prof. C. G. Seligman, 176 
a-rays, Measuring Strong Ionisations due to the, Mlle. 
Tréne Curie, 831 
Arc Rectifier, An, L. Dunoyer and P. Toulon, 96 
Archeological History, 454 
Archaic Fishes, Paleontology and, Prof. J. Graham 
Kerr, 113 
Architecture, The Future of, S. C. Ramsey, 268 
Arctic: Lands, The Future of, Dr. H. R. Mill, 839; Seas, 
Distribution of Ice in, 411 
Area of Distribution as a Measure of Evolutionary Age, 
Dr. W. Bateson, 39 
Aristotelian Society, Proceedings of the, New Series, 
vol. 22, 45 
Arizona: New Fossil Turtle from, C. W. Gilmore, 754; 
Pliocene Vertebrates from the Tertiaries of, J. W. 
Gidley, 443 
Armaments, Science and, Dr. L. C. Martin, 82, 429; 
Dr. J. Weir French, 186 
Armstrong College, anonymous gift to; impending 
erection of a permanent library, 723; bequest to, by 
C. T. Milburn, 133 
Army Medical Service, Maj.-Gen. Sir William B. Leishman 
appointed Director-General of the, 301 
Sul eh 
a 
Title Index 
XXiX 

Arsenic, Estimating, Methods of, A. Chaston Chapman 
and others, 196 
d’Arsonvalisation, The Influence of Diathermic, on the 
Endocrinic Glands, H. Bordier, 488 
Arterial Elasticity, The Variation of, with Blood Pressure 
in Man, J. C. Bramwell, R. J. S. McDowall, and 
B. A. McSwiney, 274 
Artesian Water in Australia, 583 
Arts, Royal Society of, award of the Albert medal to Sir 
David Bruce and Sir Ronald Ross, 854 
Aryl Formamides, The Decomposition of the, A. Mailhe, 
452 
Aryldialkylglycols, The: a New Series of Hypnotics, M. 
Tiffeneau and H. Dorlencourt, 763 
Asiatic Society of Bengal, election of Officers and Council 
of the, 408 
Assam, Frontier Tribes of, 282 
Aster tripolium on Salt Marshes, H. W. Chapman, 256 
Asteroids, Families of, K. Hirayama, 822 
Astrolabe, Prismatic, designed and made at the Admiralty 
Research Laboratory, Teddington, T. Y. Baker, 346 
Astronomical: Circulars, 197; Interferometry, Prof. 
Michelson’s work in, Prof. Eddington, 240; Society 
of the Pacific, The gold medal of the, presented to 
B. Baillaud, 337; Union, The International, ro1 
ASTRONOMICAL NOTES. 
Comets : 
Baade’s Comet, Dr. W. H. Steavenson, 27; 
Comet, W. N. Abbot, 857 
Meteors : 
The January Meteors, 60; Fireballs in February, W. F. 
Denning, 197; Great Fireball in Northern India on 
December 28, 1922, W. F. Denning, 372 ; Meteors in 
April, 441; Meteors of March 17, W. F. Denning, 
479; A Supposed Meteorite at Quetta, 510; The 
April Meteor Shower, W. F. Denning, 646; Tempera- 
ture and Density of the Upper Atmosphere deduced 
from Meteors, Prof. F. A. Lindemann and C. M. 
Dobson, 646; May Meteors, 682; June Meteoric 
Displays, W. F. Denning, 785 
Observatories : 
Annuaire de l’Observatoire Royal de Belgique, 1924, 
752; Stonyhurst College Observatory, Report for 
1922, 822; Proposed Solar Observatory in Australia; 
857 
Planets : 
New Observations of Jupiter, F. Sargent, 27 ; Mercury, 
60; Lost Planet Recovered, 159:/ The Great Red 
Spot on Jupiter, W. F. Denning, 233; Partial 
Eclipse of the Moon, 301 ; The Atmosphere of Venus, 
Prof. St. John and G. B. Nicholson, 301; Vesta, 
Mr. Bawtree, 479; Planetary Radiation, W. W. 
Coblentz, 510; The Eighth Satellite of Jupiter, Prof. 
E. W. Brown, 546; Jupiter, F. Sargent, 580; The 
Present Condition of the Giant Planets, Dr. H. 
Jeffreys, 615; Irregularities in the Moon’s Motion, 
W. Child, 682; The Theory of Jupiter’s Satellites, 
Prof. de Sitter, 717; The Diameters of Saturn’s 
Satellites, Major P. H. Hepburn, 752; Families of 
Asteroids, K. Hirayama, 822 ; Photometric Observa- 
tions of the Planet Mercury, J. Hopmann, 857 
Stars : 
Interferometer Measures of Double Stars, Dr. P. W. 
Mermll, 27; Parallaxes of Fifty Stars; Variable 
Star Maxima and Minima for 1923, Dr. L. Campbell, 
94; Occultations of Stars by the Moon, 128 ; Spectro- 
scopic Parallaxes of A-type Stars, Adams and Joy, 
128; The Radial Motions of Stars of Type N, J. H. 
Moore, 301; Increase of Brightness of Beta Ceti, 
A New 
338; The Spectra of Visual Double Stars, F. C. 
Leonard, 338; Stellar Spectra of Class S, P. W. 
Merrill, 372; Problems of the Nebulae, Rev. H. 
Macpherson, 441; The Brightness of Beta Ceti, 479; 
Spectra of Three O-type Stars, Dr. H. H. Plaskett, 
580; Nature of the Spiral Nebule, Prof. Lindemann, 
615; Variable with a Remarkable Spectrum, Dr. H. 
Shapley, 615; Unknown Lines in Stellar Spectra, 
F. E. Baxandall, 717; 850 New Nebule, Dr. H. 
