1. LANGSBERG, H.E. & JACOBS, W.C.: Applied Climatology — Compendium of Meteorology, American Met. Soc., Boston, 1951.
2. BOYD, D.W.: The Climate part of the National Building Code of Canada — Bulletin of the American Meteorological Society, vol. 36, No. 7, pp. 347–8, 1955.
3. RICHARDS, S.J.: Minimum Ceiling heights in South Africa — National Building Research Inst. Bulletin No. 15, Pretoria, South Africa, 1957.
4. Proceedings Lund Farm Building Congress; to be published by Statens Forskningsanstalt för Lantmannabyggnader, Lund, Sweden, 1956.
5. Colonial Build. Notes No. 12;G.A. Atkinson,1953