INDEX. 



483 



Classification and distribution of , . . 



.South African grasses, by Miss K. M. 



Stent, 396. 

 Clay, Prof. H., Public regulation of 



tvages in Great Britain, 119. 

 Clegg, W. H., Banking in South Africa, 



360*. 

 Cluster pine, by G. A. Zahn and E. J. 



Neethling, 397*. 

 Cobalt chloride colour change, by Prof. 



H. Bassett, 321, 427. 

 Collective bargaining and distribution, 



by W. H. Hutt, 360. 

 Collins, Dr. M., Individual differences 



in sensitivity to red and green, 383, 



429. 

 Colloids in precipitating fine-grained sedi- 

 ments. Action of, by Prof. P. G. H. 



Boswell, 323*, 428. 

 Coloured labour and trade unionism in 



Cape Town, by Prof. R. Leslie, 356. 

 Colour temperature of early type stars, 



by W. M. H. Greaves, 316. 

 Comber, Prof. N. M., Policy and purpose 



of soil analysis, 420. 

 Comparison of Australian and South 



African fossil floras, by Dr. A. B. 



Walkom, 387*. 

 Composition of some prehistoric South 



African bronzes . . ., by Prof. G. H. 



Stanley, 320. 

 Compressed air supply on the Rand, by 



B. Price, 364*. 

 CoMPTON, Prof. R. H., Features of 



botanical interest in the National 



Botanic Gardens, 385*. 

 on Origin and evolution of South 



African flora, 388. 

 Conference of Delegates, Report of, 



424. 

 Constable, 'Dr. F. H., A new d3n]amics 



for surface action, 320. 

 Continentality of climate in relation to 



human geography in Europe, bv Miss 



M. R. Shackleton, 355. 

 Cooke, P. A. W., Tribal education, 408. 

 CoPEMAN, Dr. S. M., Cancer and diet, 



375. 429. 

 Cornish, Dr. V., Rural scenery of 



England and Wales, 347, 428. 



Scenery of Cape Peninsula. 356*. 



Correlation between the intelligence of 



Siblings, by Prof, R. W. Wilcocks. 



377*. 

 Cost of production studies in agriculture. 



Discussion on, 421. 

 Craib, I. J., Jloisture versus light as 



limiting factor in forest development, 



.399*. 

 < 'ranial form in native races of Southern 



Africa, by J. H. S. (^e.w, 369. 

 Creed, Dr. R. S , Reflex action, 374*, 



429. 



1929 



Crop rotations and maintenance of soil 

 ^ fertility, by <i. Frecheville, 417*. 



Crystalline alkaloid from bark of Strvch- 

 nos Henningsii. by Prof. M. Rindl,"319. 



Crystalline structure of alkaline sul- 

 phates, by Prof. A. Ogg, 311*. 



Cunningham, .J. T., Vascular filaments on 

 pelvic limbs of lepidosiren . . ., 3.30. 



Dart, Prof. R. A., .Mammoths and other 



fossil elephants of the Transvaal, 368. 



The Taungs skull, 369. 



DA^aES, D. E. Lloyd, Road transport 



problem in South Africa, 362*. 

 Davies, R., Growth and development of 



peaches, 390*. 

 Davy, Dr. J. Bi-rtt, Distribution of 



forest flora of Nyasaland, 400, 430. 

 Dawson, Dr. S., Psychological tests in 



relation to education and vocational 



guidance, 378 

 Day, W. R., Environment and disease 



. . .. 397. 

 Debeniiam, F., Problems of the South 



African sector of Antarctica, 348. 

 Deep-mine ventilation. Discussion on, 



376. 

 Degeneration of species. Ideas on causes 



of, by Prof. O. Abel, 329. 

 Demographic position in the Union of 



South Africa, by Dr. .J. E. Holloway, 



359. 

 Demonstration session of Sections D, I, 



Cape Town, 330. 

 Desch, Prof. ( '. H.. on Snvieriaii, copper. 



264. 

 Descriptions of new and of unrecorded 



species of South African fungi, by Dr. 



L. Verwoerd andB. J. Dippenaar,'390*. 

 Descriptions of some previously unnamed 



South African fungi, by Prof. P. .\. 



van der Byl, 390*. 

 Deterioration of piner.pple soils, bv A. 



Stead, 421*. 

 Development of South African mycology 



. . ., by Miss A. M. Bottomley, .396*. 

 Diamond pipes. Suggestions on origin of 



325. 

 DicKE. B. H., Language and Customs of 



natives in the North Transvaal. 373*. 

 Dissociation of oxv-hacnioglobin, by Dr. 



J. S. Haldane, 373*. 

 Distractions in reading, bv Miss .M. 1). 



Vernon, 380, 429. 

 Distribution of forest flora of Nvasaland, 



by Dr. .J. Burtt Davy, ^00, 430. 

 Divining bowls from the Ha Venda, by 



H. Stayt, .367*. 

 DiXEV, i3r. F., (Jcclogy of lower Shire- 

 Zambezi area, 321, 428. 

 DiXEY, Dr. F. A., South .African lepi- 



doptera . . ., 331, 42S. 



PF 



