LettersDiscussion and Correspondence A BIBLIOGRAPHIC CATCH TITLE FOR THE YEARS 1900 TO 1999 See allHide authors and affiliations Science 04 Jan 1901:Vol. 13, Issue 314, pp. 31-32DOI: 10.1126/science.13.314.31 E. L. MARKFind 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 below.
Science Vol 13, Issue 31404 January 1901 Table of Contents Print Table of Contents Ed Board (PDF) Front Matter (PDF)
