Authentic Instance help message at 20:32:50 on Tue Mar  3 1992
From: That that is is. <tlw> on W20-575-89.MIT.EDU
To: *
you can: add video
then: xcolormap &
will show all the colors.
Authentic Instance help message at 20:34:25 on Tue Mar  3 1992
From: John D. Evans <jdevans> on COURBET.MIT.EDU
To: *
/usr/lib/X11/rgb.txt is what you're looking for.
Authentic Instance help message at 20:34:37 on Tue Mar  3 1992
From: Philip R. Thompson <phils> on MIES.MIT.EDU
To: *
showrgb.  xcolormap doesn't show all the colors there are more than the machine
can handle.