INDEX. 



Slatee, Dr. G., Principles of glacial 



tectonics, 322. 

 >Small rural school. The, by Dr. W. J. 



Viljoen, 400. 

 .Smit, B., Biological control of blowflies 

 of sheep, 336*. 



.Snake venoms, their uses and possibilities, 



by F. W. FitzSimons, 330*. 

 vSnape, Prof. A. E. , University training in 



structural design and practice, 303*. 

 Soil analysis. Policy and purpose of, by 



Prof. N. M. Comber, 420. 

 Soil fertility and its control. Discussion 

 on, 413. ■ 



SoU investigations in field and laboratory, 

 Discussion on, 418. 



Some diseases of Citrus prevalent in 

 South Africa, by Dr. E. M. Doidge, 395. 



Some essays in education for industry, by 

 G. Fletcher, 411. 



Some important vegetation communities 

 in Central Province of Tanganyika 

 Territory, by Dr. J. F. V. Phillips, 394. 



Some problems of cosmical jihysics . . ., 

 by Lord Rayleigh, 38. 



Some South African plant hybrids . . ., 

 by Dr. S. Schonland, 394. " 



South African Amphibia . . ., by J. H. 

 Power, 340. 



South African big game in Kruger 

 National Parli, by P. Selby, 339*. 



South African larval flukes, by Dr. 

 Annie Porter, 337. 



South African Ijcpidoptera . . ., by Dr. 

 F. A. Dixey, 331, 428. 



South African linguistics, by Prof. L. H. 

 Maingard, 373*. 



South Africa's contributions to prehistoric 

 archeology, by H. Balfour, 153. 



Spectra of carbon, nitrogen, oxygen and 

 silicon . . ., by Prof. A. Fowler, 316, 427. 



Spectroscopic investigation of distribu- 

 tion of Yttrium in certain Cape 

 granites, by Dr. J. S. van der Lingen, 

 310*. 



Speed in intelligence, by J. D. Suther- 

 land, 379. 



Spleen in ruminants and equines, The, 

 by Dr. G. de Kock, 421*. 



Spinous processes of the cervical verte- 

 brae in native races of South Africa, by 

 Dr. L. R. Shore, 371. 



Spirula and morphology of Siphonopoda, 

 by Prof. J. Graham Kerr, 330*. 



Springbok skeleton, The, by Dr. R. 

 Broome, 370*. 



Stammers, Prof. A. D., Some influences 

 of light on physiological functions, 374*. 



Standard wave-lengths in extreme ultra- 

 violet, by Prof. A. Fowler, 310, 427. 



Stanley, Prof. G. H., Composition of 

 some prehistoric South African bronzes 

 . . ., 320, 



441 



pasture 



Staples, R. R., Studies 



management, 421*. 

 Stayt, H., Divining bowls from the Ba 



Venda, 367*. 

 Stead, A., Deterioration of pineapple 



soils, 421*. 

 on Soil investigations : laboratory 



methods; chemical analyses, 419. 

 Steam turbine plant, . . ., by Hon. Sir C. 



Parsons, 363, 428. 

 Stent, Miss E. M., Classification and 



distribution of . . . South African 



grasses, 396. 

 Sterr, Dr. VAN DER, Trigonometrical 



survey in South Africa, 342*. 

 Stone Age in East Africa, bv L. S. B. 



Leakey, 368*. 

 Strandlooper skulls found at Zitzikama, 



by Dr. G. D. Laing and J. H. S. Gear, 



370. 

 Stresses in overstrained materials. Report 



on, 263. 

 Structure of matter at low temperatures, 



by Prof. J. C. McLennan, 310*. 

 StJESS, Prof. F. E., Structure of Scottish 



Caledonids, 326*, 428. 

 Sumerian copper. Report on, 264. 

 Sutherland, J. D., Speed in intelligence, 



379. 



Taungs Skull. The, bv Prof. R. A. Dart, 

 369. 



Taxonomic importance of mode of 

 branching in vascular plants, by Dr. 

 C. E. B. Bremekamp, 393. 



Taylor, E. McK., Base exchange be- 

 tween clay and solutions of sodium 

 salts . . ., 323. 



Taylor, J. G., Nature of consciousness, 

 378*. 



Teeth and their susceptibility to caries, 

 . . ., by Mrs. Mellanby, 374, 429. 



Testimony, Contribution to experimental 

 investigation of, by Prof. H. F. 

 Verwoerd. 379*. 



Thermionic and other emissions of elec- 

 trons . . ., by R. H. Fowler, 310. 



Thomas, E. R., Examinations in, and at 

 the end of, the secondary school course, 

 403, 430. 



Thomas, Dr. H. Hamshaw, Is Phyllo- 

 cladus a relic of mesozoic Thinnfeldias ? 

 387. 



Thomas, Prof. J. Smeath, Germanium 

 imide, 317. 



Nitrate deposits in South-West 



Africa, 318. 



Thompson, R. J., on stabilising agri- 

 cultural prices, 357. 



World agricultural census, 421. 



Timbers suitable for match-making, by 

 G. A. Wilmot, 400*. 



