SIERRA LEONE, Sierra Leone Co, Proof Cent, 1791, in bronzed-copper, edge plain, 12.79g/6h (Vice 9A; KM. 1); together with other mostly base metal coins from Belgian Congo (2), British West Africa (2), East Africa (2), Ghana, Liberia (2, one silver), Madagascar, Mombasa, Mozambique, mainly 20th century [13]. First extremely fine but impaired, others in varied state £150-200