Prof. Onli actually drew this in 1978 when he was using the Library of the Centre Pompiedue of Paris France as his studio. The posted date is per when its copyright was later registered.
He was bringing the heat and truth of Rhythmism and the impact of the Black Cultural Revolution to the international worlds of Illustration & Fine Art.
That same year he won a National Drawing Contest in France.
The award letter.
Onli drew this while riding the Metro subway train in Paris circa 1977.