Charts. Akkra, Gold Coast, west coast of Africa, from engineer's plan by Coode, Son & Matthews in 1898, scale naut. m.=6 in., natural scale 1:12,233;Appam, Gold Coast, from engineer's plan by Coode, Son & Matthews in 1898, scale naut. m.=6 in., natural scale 1:12,233; chart 2258.