Music from Nigeria was recorded by Robert G Armstrong, professor of linguistics and director of the Institute of African studies at the University of Ibadan.An online collection of early educational public radio content from the National Association of Educational Broadcasters (NAEB).
https://www.unlockingtheairwaves.org/programs/music-from-nigeria/
Music From Nigeria #2
This program features selections from Duro Ladipo's "O̧ba Kòso," a Nigerian folk opera.