pt. I. Law and custom of the Ibo of the Awka neighbourhood, S. Nigeria.
pt. II. English-Ibo and Ibo-English dictionary.
pt. III. Proverbs, narratives, vocabularies and grammar.
pt. IV. Law and custom of the Ibo of the Asaba district, S. Nigeria.
pt. V. Addenda to Ibo-English dictionary.
pt VI. Proverb, stories, tones in Ibo.