Letters Impregnation in the turkey See allHide authors and affiliations Science 27 Jul 1883:Vol. ns-2, Issue 25, pp. 105DOI: 10.1126/science.ns-2.25.105 W. MANNFind 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.