SWEET CASSAVA, WITH BAOBAB TREES, BAKAU 13 INDIGO DYERS, MCCARTHY ISLAND 13 SKETCH MAP OF GAMBIA AND SIERRA LEONE 15 OIL PALMS (_Elæis guineensis_), MAFOKOYIA 21 NATIVE COLLECTING OIL PALM FRUIT, BLAMA 21 KOLA TREE AT MANO 21 NATIVE WEAVER AT PENDEMBU 35 GOLD COAST KUMASSI, THE CAPITAL OF ASHANTI 35 STONE VAT FOR POUNDING PALM FRUITS, WITH SURROUNDING 35 GUTTER AND OIL WELL, KROBO PLANTATIONS SKETCH MAP OF GOLD COAST 43 COCOA AT MRAMRA ATTACKED BY BLACK COCOA-BARK BUG 51 DRYING COCOA BEANS AT MRAMRA 51 NATIVE TAPPING INDIGENOUS RUBBER TREE (_Funtumia 51 elastica_), OBOAMANG, ASHANTI “ODUM” TREES (_Chlorophora excelsa_) 61 PARA RUBBER TREE (_Hevea brasiliensis_), TAPPED AT ABURI 61 RUBBER TREE TAPPED, HERRING-BONE SYSTEM IMPERFECT, ABURI 61 NIGERIA—SOUTHERN PROVINCES SKETCH MAP OF SOUTHERN NIGERIA 93 STRAINING OIL FROM THE FIBROUS PULP OF THE OIL PALM, 97 OSHOGBO COTTON BALES, MARLBOROUGH GINNERY, IBADAN 97 AFARA TREE (_Terminalia superba_) AT OLOKOMEJI 97 DWARF CATTLE, ILLARA 119 OWO 119 NIGERIA—NORTHERN PROVINCES HAUSSA CULTIVATING IMPLEMENTS (LEFT TO RIGHT: I. 119 FATAINYA, II. GARMA, III. SANGUMI), NORTHERN PROVINCES SKETCH MAP OF NORTHERN NIGERIA 120 SHEA-BUTTER TREE (_Butyrospermum Parkii_), WITH 130 NUT-COLLECTORS, ILORIN YIELDING GUM TREE (_Acacia caffra_) AT KONTAGORA 130 LOCUST-BEAN TREE (_Parkia filicoidea_) AT ILORIN 130 VILLAGE OF FOGOLA, BUILT OF GUINEA-CORN STALKS 137 OUTSIDE THE EMIR’S PALACE, KANO 137 NEAR THE SOUTHERN GATE, ZARIA 137 BRITISH COTTON GROWING ASSOCIATION GINNERY, OGUDU, ILORIN 155 GWARI TOWN, OPPOSITE MINNA, SOUTH OF ZARIA 155 COW FULANI WOMAN SELLING MILK AT GWARI 155 =THE GAMBIA=