Intelligence Report on Arokwa Clan Group (and Umah Sub-Clan) of Isoko Clan, Warri Province (1931) by E. R. Chadwick, Assistant District Officer Añadir al portapapeles
Intelligence Report on Atissa-Epie Group, Degema Division, Owerri Province (1936) by A. F. F. P. News, Assistant District Officer Añadir al portapapeles
Intelligence Report on Awka Division of Onitsha Province (1932) by M. D. W. Jeffreys, District Officer Añadir al portapapeles
Intelligence Report on Awori (Central) Group of Ikeja and Badagry Districts Colony Province (1934) by R. L. V. Wilkes, and W. G. Wormal, Cadets Añadir al portapapeles
Intelligence Report on Ayamelum Group, Onitsha and Nsukka Divisions, Onitsha Province (1933) by W. R. T. Milne, Cadet Añadir al portapapeles
Intelligence Report on Bakossi Clan of Kumba Division, Camerrons Province (1932) by H. Vaux, Assistant District Officer Añadir al portapapeles
Intelligence Report on Benin-Aboh Clans, Ibo Tribe of Warri Province (1930 and 1931) by G. B. Williams, M. C., District Officer and E. A. Miller, District Officeri Añadir al portapapeles
Intelligence Report on Bette- Bendi Clan of Obudu District, Ogoja Province (1932) by A. F. R. Stoddart, Assistant District Officer Añadir al portapapeles
Intelligence Report on Dimmuk Tribal Area of Shendam Division, Plateau Province (1934) by A. B. Matthews, District Officer Añadir al portapapeles
Intelligence Report on Ede, Opi, Akwegbe, Ohodo, Ozala and Legge Villages of Nsukka, Onitsha Province (1934) by J. Barmby, Assistant District Officer Añadir al portapapeles