A PRELIMINARY STUDY of- THE COMPAR.Vn\E 

 MENTALITY OF EUROPEAN AND NATIXE SCHOOL 

 PUPILS: WITH SPECIAL REFERENCE TO THE 

 THEORY OF ARRESTED MENTAL DEVELOPMENT IX 

 THE NATIVE. 



Bv C. T. LoKAM. M.A., LL.B., Ph.D. 



(Not printed.) 



THE RI-:LIGI0N OF THE ZULU 



Bv Rev. A. T. Bryant. 



( Xot Minted. ) 



AN INTESTINAL BEETLE OF THE BANTU AS A 



POSSIBLE ORIGIN OF THE SACRED SCARAB CULT 



OF ANCIENT EGYPT. 



Bv Rev. A. T. Bryant. 



(Not printed.) 



TR.A.XSACTIOXS UF SOCIETIES. 



Chemu Ai., AIetailikcic \i.. AMI Mining Sociktv ok South Akkica. — 

 Saturday. March T7th : Prof. J. A. Wilkinson. M.A., F.C.S.. President, in 

 the chair. — " Silicosis in Ruls in a IVihcatersrand Mine'': J. P. Johnson. 

 The author presented the resuUs of researches carried on concurrently 

 with a research extending over 2}. years on tlie causation, incidence, 

 pathotogy. symptoms, and radios' raphic appearances of silicosis (miners' 

 phthisis ) on the Witwatersrand. The development of silicosis in rats 

 closely resembles its development in a white miner. The first sign of 

 silicosis was noticed in animals after continuous exposure of seven months 

 underground. 



Saturday, April 21st : Prof. J. A. Wilkinson, M.A., F.C.S., President, 

 in the chair. — "Notes on treatment of IHlgrivi's Rest ore": R. Lindsay. 

 The Pilgrim's Rest district is, next to the Rand, the most important gold- 

 iield in South Africa, and produced during 1916 over £815,000 worth of 

 g(dd. The ore consists of iiorizonlal sheets of vein quartz embedded in 

 dolomites and associated witii much ferruginous matter. The power 

 supply is furnished by the waterfall at Belvedere 19 miles to the north, 

 and the Central Plant is capable of treating 13,000 tons of ore monthly. 

 Details of the ore and sand treatment ;md of the methods of precipitation 

 were given. 



Saturday, May i(;tb : I'rof. J. A. Wilkinson, M.A., E.C.S., President, 

 in the cli;iir. — " Tlic XaUil roaltields — plwses in dex'elopment"' : W. T. 

 Heslop. Nearly 50 years ago the digging of coal was conunenced close 

 to tile jiresent town of Dundee and in i8H{) the coal output reached a total 

 of over 25.000 tons. Tlie phases of devc kopnient to whicli the author gave 



