After the 5th viewing, it disappears from the patron's e-mail file. Copyright statement noted on EDD article prefatory sheet, which appears before article. Items are deleted from Ariel queue based on print out of .pdf articles done that day. The system can handle anything Ariel feeds it. Ariel doesn't handle color, even if done on a color scanner.
EDD statement appears on document prefatory page.
Copyright restrictions apply and are mentioned here again. The above message is directed to patron. Patron gets message which is a PERL script run as a CGI application. This creates the link by article title, tells patron how many times the document was viewed. The patron can save or print the article.