A Boa sickle shape knife

A Boa sickle shape knife
Democratic Republic of the Congo
the steel blade with linear decoration and a wood handle,
67cm long,
an Ovambo knife and scabbard, with a 'fish tail' and belt lug to the back, 36cm long and a Somali circular hide shield, with relief linear decoration and a hide handle, 30cm diameter. (4)