Correspondence between Dr. Peter K. Mitchell and Bill, May 20, 1977
Correspondence between Vincent Nadeau and Mr. W. B. Fagg, July 12, 1975
Empire: Wemtly 1924, 1924
Tentative Order of Subjects
Howard U. Lechine, 3 March,1965, March 3, 1965
The African Artist, December 10, 1965
Nigerian Art in the Ealler, and the Field, June 15, 1960.