News & Comment SCIENTIFIC NOTES AND NEWS Science 02 Oct 1925:Vol. 62, Issue 1605, pp. 303-306DOI: 10.1126/science.62.1605.303-a Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears above.
Science Vol 62, Issue 160502 October 1925 Table of Contents Print Table of Contents Front Matter (PDF)
