News & Comment News and Notes Science 04 Oct 1946:Vol. 104, Issue 2701, pp. 319-326DOI: 10.1126/science.104.2701.319 Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears above.
Science Vol 104, Issue 270104 October 1946 Table of Contents Print Table of Contents Back Matter (PDF) Front Matter (PDF)