One of the main motives for British imperialism in Africa was economic gain

1: Mining; 1: F. D. P. Chaplin, Address Delivered by ... President of the Transvaal Chamber of Mines at the Annual General Meeting of Members, held at Johannesburg, on 22nd February, 1906 (Johannesburg: Transvaal Chamber of Mines, 1906).; 2: F. H. Hatch, The Past, Present and Future of the Gold-Mining Industry of the Witwatersrand, Transvaal ... being the 'James Forrest' Lecture Delivered at the Institution of Civil Engineers. Session 1910-1911 (London: Institution of Civil Engineers, 1911).; 3: Report of the Committee on Mining Legislation (Nairobi: Government Printer, 1933).; 4: Sir A. Geddes, Memorandum Prepared by Rhokana Corporation Limited on the Copper Mining Industry of Northern Rhodesia (London: Rhokana Corporation Ltd, 1932).; 5: N. R. Junner, An Address delivered in London on the 12th October, 1932 ... on the Gold and other Mineral Resources of the Gold Coast and Sierra Leone (Accra: Government Printer, 1933).; 6: Sir A. E. Kitson, The Gold Resources of the Gold Coast (London: McCorquodale & Co. Ltd, 1932).; 7: Nigeria Mines Department, Nigerian Minerals and Mining (Lagos: Government Printer, 1924).; 8: The Report of a Committee Appointed at a Meeting of Companies, Firms and Individuals Interested in the Production of Tin in Nigeria, and Convened by the Nigerian Chamber of Mines (Incorporated), on Thursday, the 15th Day of December, 1932 (London: Turner & Dunnett, 1933).; 9: Agreement for Grant of a Licence for a Term of 99 years from the 1st July, 1933 for Diamond Mining in the Colony and Protectorate of Sierra Leone (London: Electric Law Press, 1934).; 10: D. L. Frew, Asbestos Mining in Rhodesia (Bolton: George. S. Ikin & Son, 1936). 1; 11: R. C. Wilson, Brown Coal in Nigeria (London: Waterlow & Sons Ltd, 1924).; 12: G. H. Gethin Jones, Memorandum on the Lime Resources of Kenya Colony with Special Reference to Future Requirements and the Economy of Transportation (Nairobi: Government Printer, 1932).; 13: F. Dixey, Bauxite Deposits in Nyasaland (London, 1925).; 2: Industry and Trade; 14: Union of South Africa, Office of Census and Statistics, Report on the Engineering Industry in South Africa 1915/6 to 1923/4 , Special Report 31 (Pretoria: Government Printer, 1924).; 15: Union of South Africa, Office of Census and Statistics, Printing and Publishing , Manufacturing Industries 7 (Pretoria: Government Printer, 1924).; 16: R. N. Kotzé, Memorandum re Iron and Steel Industry (Pretoria: Government Printing and Stationery Office, 1909).; 17: H. Jennings, The National Bank of South Africa, Limited ... Monthly Trade Report. No. 54 (London: Imperial South African Association, 1921).; 18: Report on the Hides and Skins Industry of the Northern Provinces of Nigeria (Lagos: Government Printer, 1927).; 19: Hides and Skins Section of the Mombasa Chamber of Commerce and Agriculture, A Memorandum on the Hide and Skin Trade in East Africa (Mombasa, 1928).; 20: V. Liversage, The Manufacture of Egg Products (Nairobi: Government Printer, 1934).; 21: W. J. Megaw, Report on the Flax Industry in Kenya (Nairobi: Government Printer, 1939).; 22: 'Trade in the Niger and the Action of the French in that District', CO 879/20/9 (Memorandum, Minutes and Correspondence, 1882-3).; 23: H. F. Gurney, Memorandum on Trade with the British Dependencies in West Africa (The Gambia, Sierra Leone, The Gold Coast and Nigeria): Hints for Commercial Visitors and Notes on Methods of Trading (London: HM Department of Overseas Trade, 1937).; 3: Banking; 24: A Brief Summary of the History of Banking in South Africa and An Outline of the History of the Netherlands Bank of South Africa (London, 1938).; 25: Cape of Good Hope Government, Savings Bank Accounts for the Year ended 31st December 1881, under Act No. 4 of 1875 (Cape Town: W. A. Richards & Sons, 1881).; 26: A. Walter, Analysis of Bank Statistics for British East Africa 1927to 1931. Part. 1 - Kenya Colony and Protectorate (Nairobi: Government Printer, 1932).; 27: Report of the Land and Agriculture Bank of Southern Rhodesia for the Period 1st January to 31st December, 1925 (Southern Rhodesia, 1926).; 28: 'Banking in West Africa', Elder Dempster Magazine (June 1926), pp. 48-9.; 29: Bank of British West Africa, Annual Report and Balance Sheet (Liverpool: Geo. L. Miller & Co., 1902).; 30: Bank of British West Africa, Annual Report and Balance Sheet (London: Whitehead Morris Limited, 1935).