V. The discovery OF northern nigeria VI. The discovery OF northern nigeria — (cont) VII. The hausas and their emporium VIII. The hausas and their emporium IX. The national industry OF southern nigeria X. The administration OF northern nigeria XI. The finances OF nigeria XII. Mohammedans, slave-raiding and domestic servi tude XIII. The principal products OF nigeria XIV. Rubber-collecting IN nigeria XV. The fulani IN nigeria XVI. The fulani IN west african history XVII. Origin or the fulani.