CONTENTS. V 



PAGE. 



On the measurement of the period of a pendulum: Prof. R. A. 



Lehfeldt, B.A., D.Sc 304 



Sir J. J. Thomson on Transmutation 306 



The Universal Races Congress : Mrs. J. F. Solly 307 



Gigantic reptiles from the Cape Province 3°9 



The South African National Debt : Prof. R. A. Lehfeldt, B.A., 



D.Sc, 311 



Agriculture in the Mozambique Province 3 21 



Tetrabromo-dipheno-quinone : J. Moir, M.A., D.Sc, F.C.S 322 



Remarkable lunar halo 328 



The zodiacal light 328 



Hen birds with male plumage 328 



The history of Sekwati : Rev. J. A. Winter 329 



Agricultural statistics : G. F. Joubert 333 



Ozone in natural waters 34 2 



Additions and corrections to the recorded flora of the Transvaal 



and Swaziland : J. Burtt-Davy, F.L.S., F.R.G.S 343 



Agricultural institutions in the United States 357 



The stud}- of French in foreign universities : Prof. R. D. Nauta 359 



Hymns in praise of famous chiefs : Rev. J. A. Winter 377 



Line breeding as applied to sheep: C. Mallinson (Title only) .. .. 382 

 Some antarctic fresh water annulates : Prof. E. J. Goddard, B.A., 



D.Sc. and D. E. Malan, M.A. (Title only) 383 



The human digestive organs: F. W. FitzSimons, F.Z.S., F.R.M.S. 



( Title only) 383 



Canadium : a supposed new element 383 



Officers and Council, 1912-1913 . . ..- 



List of Members . . ii 



Index xxii 



LIST OF PLATES. 



TO FACE PAGE 



i The South Africa Medal xxxiii 



2. Thaba Bosigo sand dunes 50 



3. A deep bore at Zwartkops 124 



4. Inclusions in Stellenbosch granite 248 



5- „ ., „ ., 248 



6. „ „ „ „ .. 248 



