Letters Letters to the Editor By William Longgood See allHide authors and affiliations Science 02 Dec 1960:Vol. 132, Issue 3440, pp. 1680-1681DOI: 10.1126/science.132.3440.1680-a William Longgood Find 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.
Science Vol 132, Issue 344002 December 1960 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)