■ Gowon at downing street- No dramatic agreement was announced during General Gowon's state visit to London, no communique followed it. ■ Shadows south of the Sahara- It is a strange paradox that at a time when world attention is beginning to be focused on the Sahelian zone of West Africa ■ Africa: Science for what? After a decade of independence hopes of transforming the new African states from traditional to modern Industrial societies remain largely unrealistised. ■ Benue Plateau: Anatomy of a state: 3New image for Jobs- In the third of this four-part study of the State, Peter Harrigan discusses commercial development, with a supplies and the Jos campus of the University of Ibadan ■ Books and publications: Tories in the colonies ■ Vegetable oils and oilseeds- Surplus or shortage? Until the discovery of mineral oil in Nigeria, "oil" in West Africa meant palm oil ■ Commercial news: British-West Africa trade- British imports from Nigeria in March we're valued at £15,452,000 ■ Dateline Africa: Nigeria- British journalist welcomed Gen Gowon has returned home at the end of his historic four-day state visit to British as guest of the Queen.