News & CommentScientific Events

THE SIXTH NATIONAL EXPOSITION OF CHEMICAL INDUSTRIES

See allHide authors and affiliations

Science  25 Jun 1920:
Vol. 51, Issue 1330, pp. 628-629
DOI: 10.1126/science.51.1330.628

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

PDF extract preview