Correspondence, notes, memoranda, and reports. Subjects include hydro-electric power, earth dams, the Water Resources Authority, Machakos water supply, the Land and Water Preservation Committee, and the East African Power and Lighting Company. Correspondents include E.D. Rutherford, Rt. Hon. Col. Oliver Stanley (Secretary of State for the Colonies), J. Delap, and F. Cavendish-Bentinck (Member for Agricultural and Natural Resources).