Abstracts THE AMERICAN CHEMICAL SOCIETY. IX By Charles L. Parsons See allHide authors and affiliations Science 16 Apr 1920:Vol. 51, Issue 1320, pp. 397-398DOI: 10.1126/science.51.1320.397 Charles L. ParsonsFind 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 above.