News & CommentScientific Events

THE BUREAU OF STANDARDS JOURNAL OF RESEARCH

See allHide authors and affiliations

Science  17 Aug 1928:
Vol. 68, Issue 1755, pp. 151-152
DOI: 10.1126/science.68.1755.151-a

This is a PDF-only article. The first page of the PDF of this article appears below.

PDF extract preview