Page:The librarian's copyright companion, by James S. Heller, Paul Hellyer, Benjamin J. Keele, 2012.djvu/225

Appendix E. CONTU Guidelines articles from relatively recent issues of periodicals—those published within five years prior to the date of the request. The guidelines do not specify what aggregate quantity of copies of an article or articles published in a periodical, the issue date of which is more than five years prior to the date when the request for the copy thereof is made, constitutes a substitute for a subscription to such periodical. The meaning of the proviso to subsection 108(g)(2) in such case is left to future interpretation.

The point has been made that the present practice on interlibrary loans and use of photocopies in lieu of loans may be supplemented or even largely replaced by a system in which one or more agencies or institutions, public or private, exist for the specific purpose of providing a central source for photocopies. Of course, these guidelines would not apply to such a situation.

Guidelines for the Proviso of Subsection 108(g)(2) As used in the proviso of subsection 108(g)(2), the words “such aggregate quantities as to substitute for a subscription to or purchase of such work” shall mean: In the event that a requesting entity: