Rainfall and farming in the Transvaal
Plummer, F.E.
Rainfall and farming in the Transvaal - Pretoria 1927 - 1-63 p. - Rainfall, Farming Pretoria Transvaal University College. Bulletin No. 12 .
Rainfall and farming in the Transvaal - Pretoria 1927 - 1-63 p. - Rainfall, Farming Pretoria Transvaal University College. Bulletin No. 12 .