Subject
4 free books about chocolate, free to read online. Chapter 1 of any book is free, no account needed.
Cocoa and Chocolate: Their History from Plantation to Consumer
Arthur William Knapp
The Manufacture of Chocolate and other Cacao Preparations
Paul Zipperer
Chocolate and Cocoa Recipes and Home Made Candy Recipes
Parloa, Maria; Hill, Janet McKenzie
The chocolate-plant (Theobroma cacao) and its products
Anonymous