C O N T E N T S , 



PAGK. 



Officers and Council ' 



Constitution of the South African Association ji 



Rules for the Award of Medals vii 



Tables: Past Annual Meetings: — 



Places and Dates, Presidents, Vice-Presidents, and Local Sec- 

 retaries x 



Sectional Presidents and Secretaries xii 



Evening Discourses xiv 



PORT ELIZABETH MEETING, 1912 :— 



General Meetings xv 



Officers of Local and Sectional Committees xyi 



Proceedings of the Tenth Annual General Meeting of Members xviii 



Report of Council, 191 1-12 xxii 



General Treasurer's Account, 1910-11 xxiy 



General Treasurer's Account, 1911-12 xxviii 



Award of the South Africa Medal (Plate I.) xxxiil 



Association Library xxxv.i 



Address by the President of the Association: Dr. A. Theiler. 



C.M.G., D.Sc i 



Address by the President of Section A: H. J. Holder, M.I.E.E. 



(One text figure) 10 



Address by the President of Section B: Prof. B. de St. J. van 



der Riet, M.A., Ph.D 2.3 



Address by the President of Section C: F. W. FitzSimons, 



F.Z.S., F.R.M.S 30 



Address by the President of Section D : W. A. Way, M.A 34 



List of Papers read at the Sectional Meetings \o 



The Sugar content of maize stalks: G. N. Blackshaw, B.Sc, F.C.S. 42 



Flowering plants of the Transvaal and Swaziland 18 



Note on the Thaba Bosigo sand dunes: Prof. G. H. Stanley. 

 A.RS.M., M.I.M.E., M.I.M.M., F.I.C. (Plate 2 and three text 



figures) 49 



South African Meteorology : Weather forecasting : A. G. Howard, 



F.S.A. (Two text figures) 55 



Resources and Industries of the Cape Province 65 



Aircraft 65 



The use of wood ashes for manurial purposes : A. Stead, B.Sc, 



F.C.S 66 



Composition of the earth's upper atmosphere 67 



The indigenous high forest situated in the Divisions of George, 



Knysna, and Humansdorp, Cape Province: J. S. Henkel .... 68 

 The serum or precipitin test for blood, and its practical application 

 in medico-legal cases in the Cape Province: J. Muller, B.A., 



F.C.S 77 



Analytical Chemists' Association 84 



Bushman paintings in Southern Rhodesia 85 



The tradition of Ra'lolo : Rev. J. A. Winter 87 



Transvaal grass for paper-making 100 



Antarctic names 100 



Floral persistence under special conditions : Rev. F. C. Kolee, 



B.A., D.D 101 



Electrically-propelled vessels 102 



Rubber from Rhodesia 102 



Avogadro premium 102 



>7{)tfy 



