I seem to recall someone asking about ADM-1s here recently. The reference manual just showed up on bitsavers so I was able to update the page a bit. <http://terminals.classiccmp.org/wiki/index.php/Lear_Siegler_ADM-1> -- "The Direct3D Graphics Pipeline" free book <http://tinyurl.com/d3d-pipeline> The Computer Graphics Museum <http://ComputerGraphicsMuseum.org> The Terminals Wiki <http://terminals.classiccmp.org> Legalize Adulthood! (my blog) <http://LegalizeAdulthood.wordpress.com>