Letters The significance of coincident weather-conditions See allHide authors and affiliations Science 13 Aug 1886:Vol. ns-8, Issue 184, pp. 146DOI: 10.1126/science.ns-8.184.146 M. A. VeederFind 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.