The US National Park Service publishes what they call Conserve-O-Grams on a variety of subjects (too numerous to post here). anyway all of the Grams are available in pdf from the following website. Enjoy downloading http://www.cr.nps.gov/museum/publications/conserveogram/cons_toc.html http://shrinkster.com/2xh http://snipurl.com/bobr -- Peter A. Kurilecz CRM, CA Richmond, Va [log in to unmask] List archives at http://lists.ufl.edu/archives/recmgmt-l.html Contact [log in to unmask] for assistance