News & Comment SCIENTIFIC NOTES AND NEWS Science 01 Oct 1897:Vol. 6, Issue 144, pp. 519-522DOI: 10.1126/science.6.144.519 Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears above.
Science Vol 6, Issue 14401 October 1897 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF)