----------------------------Original message---------------------------- I do hope that all of those who are planning to look at these on the computer screen have far better graphics systems (boards and large monitors) than I have seen in most university instructional environments. -- Duane F. Marble E-mail: [log in to unmask] Dept. of Geography Home Page: http://thoth.sbs.ohio-state.edu The Ohio State University Telephone: (614) 292-2250 Columbus, OH 43210 Fax: (614) 292-6213