| Title | Vitamin D in cacao shell (commercial cocoa bean shell). Reports on recent researches including investigations into its use as an accessory fodder. Reprinted from various publications. With a bibliography. Illus. Dgms. Tables. Graphs. 64pp. (Bournville Works Publication Department. Pamphlet No. 23) 1937. *KNAPP (ARTHUR WILLIAM) Research chemist to Messrs. Cadbury Brothers. |