Ogun presents Spiritual Knowledge and Grace. Transport hassles threatened to spoil the opening night of the Blue Notes 1979 Dutch tour, as Chris McGregor was delayed in reaching Eindhoven. Frank Wright was in town however and accepted Louis's invited to join him, Dudu and Johnny for a blow. And, blessed be, the gig was taped... Louis Moholo-Moholo - drums, voice. Dudu Pukwana - alto sax, piano, whistle, voice. Johnny Dyani - bass, piano, voice. Rev. Frank Wright - tenor sax, bass, voice.