LIST OF PAPERS READ AT THE SECTIONAL 

 MEETINGS. 



Section A. — Astronomy, Mathematics, Physics, Meteoro- 

 logy, Gkodesy, Surveying, Engineering, Architec- 

 ture AND Irrigation. 



TUESDAY, NOVEMBER i. 



1. The Period of the Variable Star S Arae. Bv A. W. Roberts, D.Sc, 



F.R.A.S., F.R.S.E. 



2. Le Verrier's Theory of Jupiter and Saturn. By R. T. A. Innes, F.R.A.S. 



3. Notes on Halley's Comet, 1910. By H. E. 'WooD, M.Sc, F.R.Met.S. 



4. A Plea for the Sewerage of the Cape Peninsula. By T. W. Stainthorpe, 



A.M.I. C.E. 



5. Determination of the Places of the Planets. By R. T. A. Innes, F.R.A.S. 



6. Physical Observations taken during the proximity of Hallev's Comet 



to the Earth. By Prof. W. A. D. Rudge, M.A. 



WEDNESDAY, NOVEMBER 2. 



7. Address by Prof. J. C. Beattie, D.Sc, F.R.S.E., President of the 



Section. 



8. Two Methods of Farm Irrigation. Bv C. D. H. Braine, A.M.I.C.E. 



9. Lighting of Interiors. By Prof. H. Bohle. M.V.D.E., M.I.E.E. ^ 



10. Irrigation Financial Problems in the Breede Valley. By T. E. Scaife, 



M.I. C.E. 

 •II. School Buildings and Sites. By A. H. Reid, F.R.I.B.A. 



12. The New Union Government Buildings, Pretoria. By W. Lucas, 



F.R.G.S., F.R.V.I.A. 



THURSDAY. NOVEMBER 3. 



13. Some Notes in reference to the Machinery in use in the Transvaal shortly 



after the retrocession of the countrj- to the British. Bv H. M. 

 Miller, A.M.I.C.E. 



Section B. — Chemistry, Geology, Mineralogy, and Geo- 

 graphy. 



TUESDAY, NOVEMBER i. 



1. Address by A. W. Rogers, M.A., Sc.D., F.G.S., President of the 



Section. 



2. The Insizwa Copper-Nickel Deposits. By J. G. Rose, F.C.S. 



3. A New Cape Thermal Chalybeate Spring. By J. G. Rose, F.C.S. 



4. Chemistry and Crops. By A. Stead, B.Sc, F.C.S. 



WEDNESDAY, NOVEMBER 2. 



5. Karroo Soil, Lucerne, and the Ostrich Feather. By Prof. P. D. Hahn, 



M.A., Ph.D., and the late D. S. Stevenson. Jf> 



6. A Geyser in South Africa. By Prof. P. D. Hahn, M.A., Ph.D. 



7. Some Notes on the Treatment of Sands for Stope Filling. By T. Donald- 



son. 



8. Some Notes on Resultant Gases from certain Explosives. By \V. 



Cullen. 



9. A rare Copper Mineral. By Prof. P. D. Hahn, M.A., Ph.D. 



10. Fertilisers from the Ocean. "By M. Lundie and R. W. Hallack. 



THURSDAY, NOVEMBER 3. 



14. Notes on the Geological Formation of parts of German South West 



Africa. By W. Versfeld, B.A., B.Sc. 



15. Nots on the occurrence of Gold in the Prince Albert Division. By 



W. Versfeld, B.A., B.Sc. 



16. Acetylene as a Heating Agent in Chemical Laboratories. By Prof. B. 



de St. J. VAN der Riet, IM.A., Ph.D. 



