1. The Great Advantage of Eating Pure and Genuine Bread Comprehending the Heart of the Wheat with all its Flour;Advocate for Trade,1773
2. Athenæus (c. 200) The Deipnosophists. Book 3. Trans. by C. B. Gulick for the Loeb Classical Library (1928). London and New York. Athenaeus, 2, ch. 112.
3. Ideal war bread;Bathurst;Times,1917
4. The Art of Scientific Investigation;Beveridge,1950