■INDEX. XXXV 



PA&E 



Cosmogony, Theories of 140 



Cosmology, Native ideas of (.Rev. S. S. Dornan ) ... 177 



Council, 1916-1917 ■ i 



, 1917-1918 ;' 



. Report of, 1916-1917 xxviii 



Curvilinear space 438 



Dark nebulae. Distances of -95 



Daw (J. Burtt), A key to the families and genera of Sperniatophyta 



in the Transvaal and Orange Free State 556 



, Presidential address to Section C 64 



De Korte (W, E.), Xocardia cyliiidracca : a South African otomy- 

 cosis 524 



Decimal system. The. ^Nloney, weights and measures ( W. J. Home) 461 

 Dipping, Absorption of arsenic through the skin in (Dr. H. H. Green) 472 



tanks, Oxidation and reduction bv bacteria of arsenic in 



(Dr. H. H. Green) " 4^5 



Dips. Soda-sulphur. Notes on the anah'sis of (B. J. Hill) 474 



Dornan (Rev. S. S.), Native ideas of cosmology 177 



Dreyer (Dr. T. F.), .\ suggested mechanism for the' inheritance of 



acquired characters 272 



Du Plessis (Rev. Prof. J.). Origin and meaning of the name " Hot- 

 tentot'' 189 



Du ToiT (P.J.) Markets ... 17.I 



DcTHiE ( ^liss A. v.), South African ]\Iyxomycetes 456 



Dwarfs in Gluyas Early ( Wheat ) hybrids ( Prof. J. H. Neethling) 540 



Earle (Miss K. M.), A plea for the classics in women's education.. 539 



Early man in America 484 



East African forest. The, some factors in the replacement of, by 



wooded pasture land (,C. F. ^l. Swynnerton ) 493 



Ecklouia biicciiialis as a source of potash (G, F. Britten) 105 



Economic aspect of native education (Rev. X. Roberts) 88 



Education. A^gricultural, in Australia (Dr. C. F. Juritz) 210 



South Africa (Dr. A. I. Perold) ... 201 



.Entomological, in the- United States (Dr. E. S. Cogan ) 345 



. Native, from an economic point of view ( Rev. N. 



Roberts) 88 



. Neglected factors in (Rev. Prof. J. I. ]\Iarais) 234 



, Technical, The movement towards a national svstcm of 



(W. J. Home) " ' 445 



, Women's, A plea for the classics in (Miss K. ^1. Earle) 539 



Einstein's theory of gravitation 172 



Electric vehicle charging plant. An (J. W. Kirkland) 525 



Electricity and agriculture 176 



Entomological education in the United States (Dr. E. S. Cogan) 345 



Entomology, Applied, in South Africa ( Dr. E. S. Cogan) 260 



Enosotna laiii'^cra (The Woollv Aphis) as a factor in apple culture 



(C. W. Mally) ..." ... 556 



Ethnology, Native, The need and value of academic study of (Rev. 



W. A. Norton) ' I94 



Etymology, Sesuto (Rev. W. A. Norton) 3^5 



Evening discourses xviii 



Exotic and indigenous plants in tb.e Cape Province. Fibre produced 



from (J. Leighton) 443 



Experimental chemistry, simple expedients in ( Prof. B. de St. J. 



van der Riet) 464 



Fantham (Prof. H. B.), Parasitic protozoa in relation to the war 297 



Fertilising maize. Some held results of (J. F. W. Gatherer) 467 



Fever, Hay 442 



