Labels:text | map | atlas | font | screenshot OCR: NIGER LAKE CHAD Below Sea 1 Level 3 LOGONE NIGERIA CHA 10º Z CENTRAL MAI Cameroon 13.350 f. (4069 m.) Douala Bangui CA Yaoundé Bioko CAMEROON EQUATORIAL GUINEAS RIO UBANGI MUNI Copyright 1991, Hammond, Incorporated, Maplewood, NJ.