Book Reviews The Chemistry of Lignin. Friedrich Emil Brauns. New York: Academic Press, 1952. 808 pp. $14.50 + See all authors and affiliations Science 18 Jul 1952:Vol. 116, Issue 3003, pp. 72DOI: 10.1126/science.116.3003.72-a RALPH L. HOSSFELDFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.