Association Affairs SECTION L-EDUCATION By C. R. Mann See allHide authors and affiliations Science 28 May 1909:Vol. 29, Issue 752, pp. 872-873DOI: 10.1126/science.29.752.872 C. R. Mann 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.