6oo Report S.A.A. Advancement of Science. 



Marshall, Guy Anstruther Knox, F.Z.S., F.E.S., P.O. Box 149, 



Salisbury, Rhodesia. 

 Marshall, W. S., P.O. Box 3055, Johannesburg. 

 Martin, A. J. (addres wanted). 

 Martini, J. D., Beira, Portuguese East Africa. 

 Mason, C. E., P.O. Box 2798, Johannesburg. 



Mason, W. G., B.Sc, F.H.A.S., Lobatsi, Bechuanaland Protec- 

 torate, Cape Colony. 

 Masson, J. L., Surveyor-General, Pietermaritzburg, Natal. 

 Mathew, J. A., President, Pharmacy Board, Hazeldene, Sea Point, 



near Cape Town. 

 Matthey, J. van Dyk, P.O. Box 2950, Johannesburg. 

 McArthur, Duncan Campbell, M.R.C.S., L.R.C.P., Keiskama 



Hoek, via King William's Town, Cape Colony. 

 *McBean, D. Moore, Government Surveyor, 16, Main Street, Kim- 



berley, Cape Colony. 

 McCallum, William, P.O., Box 765, Johannesburg. 

 McClure, Rev. J. J., D.D., Upper Orange Street, Cape Town, 

 McCowat, R. L., P.O. Box 318, Johannesburg. 

 McCrae, J., Ph.D., P.O. Box 1080, Johannesburg. 

 McDonald, A. C, P.O. Box 434, Pretoria. 

 McDonald, F. R., P.O. Box 1032, Johannesburg. 

 McDonald, John Alexander, M.Inst.M.E., M.Am.S.C.E., P.O. 



Box 1049, Johannesburg. 

 *McEwen, T. S., Assoc. M. Inst. C.E., General Manager, Cape Gov- 

 ernment Railways, Cape Town. 

 McFarland, Mrs. Rosanna, Oakfield, Ceres, Cape Colony. 

 McLaren, W. A., P.O. Box 1209, Johannesburg. 

 McLean, A., (address wanted). 

 McLeish, Robert D., A.G.T.C., Survey Department, De Beers Co., 



Kimberley, Cape Colony. 

 McMillan, F. D., P.O. Box 3004, Johannesburg. 

 McMillan, James Peter, Assoc. M. Inst. C.E., Graaff-Reinet, Cape 



Colony. 

 McNaughton, Colin, Beddoes, Forest Department, Knysna, Cape 



Colony. 

 Meacham, C. S., F.C.S., Mariedahl House, Newlands, near Cape 



Town. 

 Meeser, Miss Christine, New Rietfontein Estates, Limited, P.O. 



Germiston, Transvaal. 

 Meintjes, Harold E. H., P.O. Box 205, Germiston, Transvaal. _ 

 Meintjes, Ivor Annandale H., Durban Roodepoort Deep, Limited, 



P.O. Box no, Roodepoort, Transvaal. 

 Melle, Dr. G. J. M., Riversdale, Cape Colony. 

 Mellor, Edward G., B.Sc, F.G.S., Geological Survey Office, P.O. 



Box 435, Pretoria. 

 "■Melvill, E."^ H. V., P.O. Box 719, Johannesburg. 

 *Menmuir, R. W.. Assoc. M. Inst. C.E., P.A.S.I., Town Engineer, 



Woodstock, near Cape Town. 



