Do a mapping of 508 and 255 and EITAAC
There are now a mappings or 508, 255 and EITAAC against each other
- from 508 to 255 at http://jimthatcher.com/teitac/508to255.htm.
- from EITAAC to 508 (http://jimthatcher.com/teitac/EITAACto508.htm) and
- from EITAAC to 255 (http://jimthatcher.com/teitac/EITAACto255.htm).
