News & CommentScientific Events SCIENTIFIC RESEARCH AND TECHNICAL DEVELOPMENT IN GREAT BRITAIN See allHide authors and affiliations Science 26 Jan 1940:Vol. 91, Issue 2352, pp. 88DOI: 10.1126/science.91.2352.88-a Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.
Science Vol 91, Issue 235226 January 1940 Table of Contents Print Table of Contents Back Matter (PDF) Front Matter (PDF)