LettersDiscussion and Correspondence THE SIDEWALK MIRAGE By C. P. Du Shane See allHide authors and affiliations Science 11 Mar 1921:Vol. 53, Issue 1367, pp. 236DOI: 10.1126/science.53.1367.236-a C. P. Du Shane 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.