----------------------------Original message---------------------------- I believe that you will find that configuration inadequate. We use a 486 with a much larger disk. Working directly off the CD-ROM is often very slow and it is much more efficient to transfer the current file to hard disk. -- Duane F. Marble E-mail: [log in to unmask] Dept. of Geography The Ohio State University Telephone: (614) 292-2250 Columbus, OH 43220 Fax: (614) 292-6213