1. The following review articles were consulted for information on the structure and properties of chitin. Section V: Chemical biology, in Comprehensive Biochemistry, vol. 26, pt. and Eds., Elsevier New York, 1971;
2. and Advances in Carbohydrate Chemistry, vol. 15, Ed., Academic Press, New York, 1960;
3. Comparative Biochemistry, vol 8, and Eds., Academic Press, New York, 1964;
4. and Biochemistry of the Amino-sugars, Butterworths, London, 1955;
5. and Polysaccharide Chemistry, Academic Press, New York, 1953.