432 



INDEX. 



Bile secretion, Studies in mechanism of, 

 by L. Mirvish, G. Sachs and T. Schrire, 

 373. 

 Biological control of blowflies of sheep, 



by B. Smit, 336*. 

 Biology of the soil and its relation to tree 



growth, by Dr. E. V. Laing, 397. 

 Biology, Teaching of, by Prof. H. B. 



Fantham, 405. 

 Bionomics of swamps and marshes . . ., 



by Dr. G. S. Carter, 340*. 

 Bloemfontein psyche-educational clinic 

 . , ., by Prof. E. Eybers, 379*. 

 BoETHWiCK, Prof. A. W., Geographical 



distribution of trees as a. guide to their 



cultivation, 396*. 

 BoSMAN, Dr. L. P., Carbohydrate toler- 

 ance in Xenopus lae\is, 374*. 

 BoswELL, Prof. P. G. H., Action of 



coUoids in precipitating fine-grained 



sediments, 323*, 428. 

 Botanical records of the rocks, by Prof. 



A. C. Seward, 199. 

 Botanical survey of South Africa, bv Dr. 



I. B. Pole Evans, 392*. 

 Botany of Fountains Valley, Pretoria, by 



Miss I. C. Verdoorn, 396. 

 Botany, Teaching of, . . ., by Dr. L. J. 



Clarke, 406. 

 BoTTOMLEY, Miss A. M., Development of 



South African mycology . . ., 396*. 

 Breeding experiments on plants. Report on, 



267. 

 Bremekamp, Dr. C. E. B., Taxonomic 



importance of mode of branching in 



vascular plants, 393. 

 Brenchley, Di. W. E., Dormancy of 



weed seeds in soil . . ., 417, 430. 

 Influence of traces of various 



elements upon plant growth, 386, 430. 

 Breutl, L'Abbe, Eastern palseolithic art 



ol Spain, 367*, 428, 

 Broken Hill Skull, . . ., by F. P. MenneU, 



373*. 

 Bronze smelting from a smelter in Water- 

 berg, Transvaal, bv Dr. P. Wagner, 



369*. 

 Brookes, Dr. E. H., Native education in 



relation to national policy, 407. 

 Brooks, L., Teaching of geography in 



England, 3-51. 

 Bboom, Dr. R., on Gondwanaland, 328. 



Origin of mammalian hand. 334. 



■ The Springbok skeleton, 370.* 



Brown, E. 0. Forster, Scientific aspects 



of the Channel Tunnel, 425. 

 Buchanan, R. 0., Geographic influences 



on dairying industry of New Zealand, 



349. 

 BuEGEE, Dr. J, F., Examinations in the 



secondary schools . . ., 403. 

 Burt, Prof. C, Formal Training : the 



psychological aspect, 302. 



BuET, D, R. R., Intersexuality in Bos 



indicus, 339*. 

 Bush, Bantu and European sacra, by J 



Gill man, 371. 

 Bushman rock engravings, by Miss 



Wilman, 369.* 

 Byl, Prof. P. A. VAN DEE. Descriptions 



of some previously unnamed South 



African fungi, 390*. 



Canadian forest industries, by T. A. 



McElhanney and R. D Craig, 398. 

 Cancer and diet, by Dr. S. M. Copeman, 



375, 429. 

 Carbohydrate tolerance in Xenopus 



laevis, by Dr. L. P. Bosman, 374*. 

 Caeline, G. R.. Horizontal narrow-band 



loom in Africa, 366, 429. 

 Care, Prof. H. Wildon, Imagination and 



reasoning, 381*. 

 Carter, Dr. G. S., Bionomics of swamps 



and marshes . ., 340*. 

 Caton- Thompson, Miss G., Excavations 



in the Rhodesian ruins, 368, 429. 

 Causton, Dr. F. G., Ph;saopsis Africana 



distinct from Isodora. 337*. 

 Cavenagh. Prof. F. A., Some practical 



aspects [report on formal training], 



305. 

 Cayleyan matrices. Literature of, by Sir 



T. Muir, 312*. 

 Chalksacs in Anura .... by Prof. J. 



Versluys. 339. 

 Channel Tunnel, Scientific aspects of the, 



by E. 0. Forster Brown, 425. 

 Chamian, Prof S., ... Atmospheric 



ozone, 314*, 427. 

 Cliapter in floral evolution, by Miss 



E. R. Saunders, 389, 430. 

 Cliemical effects of hinar radiation, by M 



Dr. E. Semmens, 317. ^1 



Chemical linkage, by Dr. N. V. Sidgwick, I 



317* 427. 

 Chemistry of gold extraction, by H. A. 



White.' 319. 

 Children's thinking , . ., by Dr. V. 



Hazlitt, 379*. 

 Chromatic function in Xenopus laevis, 



by Prof. L. T. Hogben and D. Slome, 



373*. I 



Chromosome linkage, by Prof. R. R. 



Gates, 392, 430. 

 Cidarids, Geographical distribution of, 



by Prof. Th. Mortensen, 332, 

 CiLLiE, Dr. C. G., Historical survey of 



bilingualism in the south . . ., 401. 

 Cipriani, Prof. L., Batonga of Northern 



Rhodesia, 373*. 

 Clarke. Prof. F., Apprenticeship and 



school, 410. 

 Clarke, Dr. L. J., Teaching of botany, 



.... 406. 



