A google search came up with the following. This may have some of the information you need about 13w3 and Intergraph workstations. http://www.monitorworld.com/Cables/13w3_page.html http://www.monitorworld.com/Cables/video_standards.html#13W3INTERGRAPH Article about clipper based Intergraph workstations http://www.sunhelp.org/pipermail/rescue/2000-February/003424.html Mike mmcfadden(a)cmh.edu