Notes on the g-eoloaical formation of iDortions of German S luth 



West Africa: W. Versfeld, B.A., B.Sc. (Two plans) ... 332 

 JMaize industries ... ... ... ... ... ... ... ... 339 



Tlie Conquest of the air: Prof. H. Bohle, M.I.E.E., M.V.D.E. 340 

 Spekboom ... ... ... ... ... ... ... ... 357 



HalLey's Comet ... ... ... ... ... ... ... ... 357 



Ancient Copper mine near D'sjate : H. A. Spencer, M.R.C.S., 



L.R.C.P 358 



Decomposition of water by ultra violet rays ... ... ... ... 350 



On the alternate vote and the only correct method of using it : 



J. Brov/n, M.D.. CM., F.R.C.S., L.R.C.S.E 360 



Notes on the morphologv of the Maize inflorescence : J. Burtt- 



Davy, F.L.S. " 372 



International Institute of Agriculture ... 372 



Oil from tomato waste ... ... ... ... ... ... ... 373 



The latest reform in the University of Paris : Prof. R. D. N.WTA 375 



Buphane disticha ... ... ... ... ... 385 



The influence of the Darwinian theory on Ethics, with special 



reference to the ethical conditions of the struggle for 



existence: Rev. R. B.'MMFORTH 



Hittites in Africa: J. K. Erskine 



Random notes by a Schoolmaster : A. S. Langley (Title only 



Chemically active nitrogen 



The growth of an University : Mrs. J. F. Solly 



The planetesimal hypothesis 



Notes on some Bushman paintings in the Thaba Bosigo District 



Basutoland : Miss M. Wilman 



The proposed National Botanic Garden 



Traxsactions of Societies 



Officers and Council, iqio-iqii ... ... ... ... i 



List of Members ... ... ... ... ... ... iii 



Index ... ... ... XXV 



LIST OF PLATES. 



386 



3Q7 

 40Q 

 409 

 410 

 416 



417 

 421 



423 



TO FACE PAGE 



1. The South Africa Medal xxvi 



2. A geyser in South Africa ... ... ... ... ... ... 240 



3. Rocks of Archaean Age 258 



4. Rocks of Archaean Age ... ... ... ... ... ... 258 



MAPS, &c. 



Earth magnetism in South .A-frica : Three charts to face page 28 

 Geology of German S.W. Africa : Map and diagram to face page 33S 



