1. The stratigraphy of a geosynclinal succession in western Sierra Leone, West Africa
2. Late Precambrian and Phanerozoic geology of Sierra Leone
3. Culver S. J. Williams H. R. Bull P. A. Late Precambrian glacial deposits from the Rokelide Fold Belt, Sierra Leone. Palaeogeogr Palaeoclimatol. Palaeoecol, (In press).
4. The geology and mineral resources of northern Sierra Leone;MacFarlane;Int. Rep. Overseas Div., Inst. geol. sci. London,1974
5. The geology and mineral resources of Sierra Leone;Pollett;Colon. Geol. miner. Resour,1951