http://www.sgi.com/products/appsdirectory.dir/DeveloperIXCarlson_Software.html
(Silicon Surf Promotional CD, 01/1995)
Carlson Software
COALCAD
SURVCADD
http://www.sgi.com/products/appsdirectory.dir/DeveloperIXCarlson_Software.html (Silicon Surf Promotional CD, 01/1995)