A Owo altar ring fragment. Nigeria. bronze, cast with the head of a ruler with vertical striations to the face, wearing a conical headdress and holding a knife and a baton, flanked either side by a bowl and a head with differing facial striations and with a rope gag through the mouth, with a crescent above, 19th / 20th century,. 26cm wide,. and a Nigerian bronze altar ring fragment, cast with decapitated male and female figures with vultures pecking at their necks, a head, a chameleon, a turtle, a scorpion and four sp****id objects, 20th century, 22cm diameter. (2)