Prior, W.A.J.Sutherland, R.J.P.J.W. ten Hagen2015-09-292015-09-2919831017-4656https://doi.org/10.2312/eg.19831012The GHOST Graphical Output System has been developed over a long period. The most recent version, GHOST-80 has been enhanced with routines for colour raster displays. The integration of these routines with the existing package is described and their ease of use is emphasised.10.2312/eg.19831012