586 Report S.A.A. Advancement of Science. 



Covernton, R. H., M.I.E.E., A.M.I.C.E., P.O. Box 1049, Johan- 

 nesburg. 



Cox, Douglas Brenton, Natal Government Railways, Pietermaritz- 



burg, Natal. 

 *Cox, Walter Hubert, Royal Observatory, near Cape Town. 

 Craib, David, M.A., Education Department, Cape Town. 

 *Craig, William, Assoc. M. Inst. C.E., Public Works Department, 



Cape Town. 

 *Crawford, Professor Lawrence, M.A., D.Sc, F.R.S.E., South 



African College, Cape Town. 

 Cres^vell, F. H. P., A.R.S.M., A.M.I.C.E., P.O. Box 4023, 



Johannesburg. 

 Crofts, J. Murray, Johannesburg College, Berea, Johannesburg. 

 Croghan, Edward H., P.O. Box 149, Johannesburg. 

 Crosse, Andrew F., P.O. Box 598, Johannesburg. 

 Crowder, T. Herbert, Natal Government Railways, Pietermaritz- 



burg, Natal. 

 Cullen, William, Dynamite Factory, Modderfontein, Transvaal. 

 Cuilen, Mrs. W., Dynamite Factory, Modderfontein, Trans^vaal. 

 Curlewis, Hon. Justice J. C, Judges' Chambers, P.O. Box 4779, 



Johannesburg. 

 Curnow, Robert, Nigel G.M. Co., Limited, Nigel, Transvaal. 

 Currie, Dr. H. B., P.O. Box 1102, Johannesburg. 

 Currie, Dr. O. J., M.B., M.R.C.S., 24, Longmarket Street, Pieter- 



maritzburg, Natal. 

 Currie, Mrs. Sara, 24, Longmarket Street, Pietermaritzburg, Natal. 

 Cursons, W. E., P.O. Box 1176, Johannesburg. 

 Curtis, Lieut. -Colonel, R.E., Clunie Lodge, Parktown, Johannes- 

 burg. 

 Cuthbert, James R., Railwav Education Officer, De Aar, Cape 



Colony. 



Dack, Wm. Herbert, A.M.LC.E., A.M.LM.E., P.O. Box 2997, 



Johannesburg. 

 Dale, Hubert, Heidelberg, Transvaal. 

 *Dale, J. W., C.E., The Kamfersdam Mines, Limited, Kimberley, 



Cape Colony. 

 Dalrymple, W., P.O. Box 2927, Johannesburg. 

 Dalziel, Norman P., Mackenzie, Mann & Co., Ltd., Montreal, 



Canada. 

 Dance, A., Irrigation Department, Pretoria. 

 Danziger, Max, P.O. Box 293, Johannesburg. 

 D'Arcy, Dr. Richard J., Willowmore, Cape Colony. 

 Darley, Robert Bradshaw,, P.O. Box 1228, Pretori'a. 

 *Darroll, George, Messrs. Cleghorn & Darroll, Chemists, Hout 



Street, Cape Town. 

 Davies, J. Hubert, M.I.E.E., M.I.M.E., A.M.Inst.C.E., P.O. Box 



1386, Johannesburg. 

 Davis, Fred. H., B.Sc, INT.I.E.E., P.O. Box 1934, Johannesburg. 

 Davis. R. A., Department of Agriculture, Pretoria. 



