American Chemical Society Web Editions *The American Chemical Society's Web Editions are online versions of the ACS print journals with access to the current year plus the preceding four years. They include full text articles with all supplementary material delivered in two formats: HTML and PDF. There are currently 30 Web Editions of the 35+ ACS publications. Enhanced graphics allow the viewer to animate and manipulate chemical structures found within the articles. Note: You can also link to ACS Web Editions full-text articles by searching the SciFinder database. ACS Journal Archives lets you search the full text of all titles published by ACS from 1879 to your current ACS Web Editions subscription, providing seamless integration of searches between the Archives and the Web Editions. Articles are available in PDF format.