■ Inside Africa: Intra-African trade forms only seven per cent of the total trade of the independent states of Africa ■ Nkrumah debts disowned: Ghana's new government has announced it's repudiation of some of the debts to Britain inherited from the Nkrumah regime ■ The slow road to unity: A correspondent takes a look at some of the organisations through which African states have chosen to approach the task ■ Books and publications: Empire and after: The imperial dream by Edward Grierson ■ Whither Nigerian Sociology? The first annual general meeting of the Nigerian anthropological and sociological association held at Ahmadu Bello University Zaria ■ Dateline Africa: Ghana-Cedi revalued: debts repudiated- Ghana has nullified last December's 44 per cent devaluation of the cedi