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