Cocoa and Chocolate
Their History from Plantation to Consumer
COCOA AND CHOCOLATE
By
ARTHUR W. KNAPP
B. Sc. (B'ham.), F.I.C., B. Sc. (Lond.)
Member of the Society of Public Analysts; Member of the Society of Chemical Industry; Fellow of the Institute of Hygiene.
Research Chemist to Messrs. Cadbury Bros., Ltd.