A very nice bust by Nieri with some great detail work on the hair and face.
I have now found this piece on the Worthpoint site at this link
Lady bust by Nieri – Reg 896006
The site for everything to know about DURON, Paoli, Nieri and Bacci vintage african black chalkware / gypsum sculptures and figurines made in the 1950s and 1960s
1950s vintage chalkware statues 