Nature, J 
August 11, 1923, 
Name Index 
XXili 

Seth (Mesroob), The Oldest Christian Tomb in India, 339 
Sethi (D. R.) and others, Agricultural Progress in India, 584 
Seward (Prof. A. C.), A Summer in Greenland, 99, 254 ; 
elected president of the Geological Society, 407; The 
Earlier Records of Plant-life, 485; the honorary 
degree of doctor conferred upon, by Geneva Uni- 
versity, 828; The Use of the Microscope in Paleo- 
botanical Research, 653 
Sewell (Major R. B. S.), Cercariz from Indian Fresh-water 
Molluses, 160 
Seyewetz (A.), Le Négatif en photographie. Deux édition, 
I 
Biteleton (the late Sir Ernest), proposed memorial to, 854 
Shankland (E. C.), The Fluctuations of Mean Sea-level in 
Relation to Change of Atmospheric Pressure, 587 
Shann (E. W.), The Primitive Crustacean Limb, 59 
Shannon (W. G. St. J.), The Petrography and Correlation 
of the Igneous Rocks of the Torquay Promontory, 134 
Shapley (Dr. H.), 850 New Nebule, 717; Variable with 
a Remarkable Spectrum, 615; Light and Colour 
Variations of Nova Aquilz 1918.4, 555 
Sharples (A.), Brown Bast Disease of Rubber Trees, 234 
Shaughnessy (Mr.), Practical Broadcasting, 679 
Shaw (Capt. H.) and E. Lancaster-Jones, The Eétvés 
Torsion Balance, 617, 691, 849 
Shaw (M. E.), elected Radcliffe travelling fellow in Oxford 
University, 485 
Shaw (Sir Napier), awarded the Buys Ballot medal, 91 ; 
Capt. C. H. Ryder, 749 ; Meteorological Nomenclature 
and Physical Measurements, 218; The Air and its 
Ways: the Rede Lecture (1921) in the University of 
Cambridge, with other Contributions to Meteorology 
for Schools and Colleges, 871; Vertical Change of 
Wind and Tropical Cyclones, 702 
Shaxby (J. H.), Metallic Crystals and Polarised Light, 431 ; 
and J. C. Evans, The Properties of Powders; the 
Variation of Pressure with Depth in Columns of 
Powders, 690 
Shearer (Dr. C.), appointed lecturer in embryology in 
Cambridge University, 240 
Shearer (G.), The Relation between Molecular and Crystal 
Symmetry as shown by X-ray Crystal Analysis, 34 ; 
and W. T. Astbury, Molecular and Crystal Symmetry, 
740 
Sheehy (E. J.), The Comparative Values of Protein, Fat, 
and Carbohydrate for the Production of Milk Fat, 654 
Sheppard (T.), Specimens of Natural History, Antiquities, 
and Applied Art in the Hull Municipal Museum, 406 ; 
The Local Handbook of the British Association, 16 
Sherlock (Dr. R. L.), Man as an Agent in Geographical 
Change, 340; Man asa Geological Agent : an Account 
of his Actions on Inanimate Nature, 352 
Sherman (H. C.), The Chemical Nature of two Typical 
Enzymes, 763 : 
Sherrington (Sir Charles), The Position of Psychology, 439 
Shimkevich (Prof. V. M.), [death], 335 
Shurlock (Instr. Lt.-Commr. F. W.), The Green Ray, 269 
Sidgwick (Dr. N. V.), The Structure of Basic Beryllium 
Acetate, 808 
Siemens (Sir William), centenary of the birth of, 438 
Silberstein (Dr. L.), The Crossed-orbit Model of Helium, 
its Ionisation Potential, and Lyman Series, 567; The 
Theory of General Relativity and Gravitation : based 
on a Course of Lectures delivered at the Conference 
on Recent Advances im Physics held at the University 
of Toronto in January 1921, 697; The Spectrum of 
Neutral Helium, 46 2 : 
Simeon (F.), The Carbon Arc Spectrum in the extreme 
Ultra-Violet, 205 
Simmonds (C.), Alcohol in Commerce and Industry, 181 
Simon (E. D.), the farm and dairy herd of, to be used 
as a test of J. C. Brown’s soiling system, 126 
Simon (L. J.), The Action of Methyl Sulphate and of 
Potassium Methyl Sulphate on Monobasic Organic 
Acids in the Absence of Water, 451 ; The Determina- 
tion of Carbon in Arable Soil, 796; Viscosity, 
Neutralisation, and Isomorphism, 347; and A. J. A. 
Guillaumin, Methylisopyromucic Acid and a Method 
of Diagnosis of the Acids of the Sugar Group, 35; 
The Determination of Carbon and Hydrogen by 
the Use of a Mixture of Sulphuric Acid and Silver 
Bichromate, 655; and G. Chavanne, A New Method of 
Preparation of Monochloracetic Acid, 275; and M. 
Fréjacques, The Methylating and Sulphonating Action 
of Methyl Sulphate on Phenols in the Absence of 
Water, 554; and L. Piaux, The Conversion of Alanine 
into Pyruvic Acid by the Direct Action of Oxygen, 727 
Simpson (Dr. G. C.), The Meteorology of Scott’s Last 
Journey, 758; The Water in the Atmosphere, Supple- 
ment (April 14), v; Weights and Measures, with some 
Geophysics, 558 
Simpson (J. B.), Spivanthes autumnalis, 291 
Sinclair (May), Primary and Secondary Consciousness, 309 
Singer (Dr. C.), Archeology and Technology of Carpets, 71 
Sinha (K. G.), Some Maithili Dramas of the Seventeenth 
and Eighteenth Centuries, 555 
Sinnatt (F. S.), Coal and Allied Subjects : a Compendium 
of the First Ten Bulletins issued by the Lancashire 
and Cheshire Coal Research Association, 631 
de Sitter (Prof.), The Theory of Jupiter’s Satellites, 717 ; 
the work of, 611 
Sjogren (H.), appreciation of, by Prof. A. G. Hégbom, 617 
Sleen (Dr. W. G. N. van der), Scientific Work in the 
Dutch East Indian Seas, 9 
Small (Prof. J.), The Rooting of Cuttings, 823 
Smallwood (Prof. W. M.), Man—The Animal, 78; The 
Nerve Net in the Earthworm (Preliminary Report), 764 
Smith (Eng.-Capt. E. C.), The Bicentenary of Sir Chris- 
topher Wren, 257 
Smith (Lieut. E. H.), Ice Patrol Service in North Atlantic, 
617 
Smith (E. P.), Spiranthes autumnalis, 291 
Smith (F. G.), The Delay of Visual Perception, 648 
Smith (Prof. G. Elliot), The Antiquity of Disease, 874 ; 
Werth’s Der fossile Mensch, 701 
Smith (Dr. G. S. Graham), appointed reader in preventive 
medicine in Cambridge University, 518 
Smith (H. G.), Chemical Characteristics of Australian 
Trees, 649; and J. Read, The Glucoside occurring in 
the Timber of the Red. Ash, Alphitonia excelsa, Reiss, 
311 
Smith (Miss May), Fatigue in Laundry Work, 410 
Smith (Dr. S. P.), appointed professor of electrical en- 
gineering at the Royal Technical College, Glasgow, 586 
Smith (S. P.), Hawaiki: the Original Home of the Maori, 
with a sketch of Polynesian History. Fourth edition, 
736° 
Smith (T.), Generalised Optical Law, 583 
Smith (W. W.), The Measurement of Emotion, 316 
Smithells (Prof. A.), re-appointed Pro-Vice-Chancellor of 
Leeds University, 307 
Smithells (Dr. C. J.), Single Crystals of Aluminium and 
other Metals, 601 ; and F. S. Goucher, Constitution 
of Black Maketu Sand, 397 
Smits (Prof. A.), translated by Dr. J. S. Thomas, The 
Theory of Allotropy, 733 
Smyth (Dr. H. D.), The Ionising Potentials of Nitrogen 
and Hydrogen, 810 
Smyth (L. B.), A Problematic Structure in the Oldhamia 
Rocks of Bray Head, 831 
Smythe (Dr. J. A.), appointed William Cochrane lecturer 
in metallurgy at the Armstrong College, 484 
Snow (R.), The Conduction of Excitation in Mimosa, 237 
Société Genevoise d’Instruments de Physique, presented 
with the Edward Longstreth medal of the Franklin 
Institute, 751 3 
Soddy (Prof. F.), Labour and Science in Industry, 497; 
F. S. M., 498; Science and Economics, 669 
Sollas (Prof. W. J.), Man and the Ice Age, 169, 332 
Soper (E. K.) and C. C. Osborn, Occurrence and Uses of 
Peat in the United States, 582 
Soper (H. E.), Stirling’s Theorem, 601 
Soreau (R.), The Laws of Variation of the Characteristics 
of Standard Air with Altitude, 275 
de Sparre (M.), The Yield of Reaction Turbines furnished 
with Aspiration Tubes, 587 
Spencer (Sir Baldwin), Guide to the Australian Ethno- 
logical Collection exhibited in the National Museum 
of Victoria. Third edition, 121 
Spencer (Dr. L. J.), E. D. Mountain, and W. C. Smith, 
A Davyne-like Mineral and its Pseudomorphs from 
St. John’s Island, Egypt, 135 
