Nigerian Calaba axe

length (tip to backspike): 16 1/4"
blade: 12"
blade width: 2" (base)
handle: 16"
weight: 1 lb 6 oz

Iron axe from the Calaba of southeast Nigeria (Ondo State, Okene area). Made completely from iron (including the "twisted ribbon" at the base of the handle. Often used as currency, particularly for dowry. Decorated with incised herring-bone pattern. Circa 1900-1940's, most likely the earlier end of that range.