Apart from this GKS/GKS-3D at CERN, there exists
$==>$ To complete ...
the GRVIEW, GRCONV and GRPLOT; Metafile Utility User's Guide
[9], + ...,
all of which are available from the UCO.
Copies of the GKSGRAL Reference Manual [10] and the
GKSGRAL-3D Reference Manual [11] may be borrowed
from the Computer Science Library, purchased from GTS-GRAL,
or purchased from CERN under an agreement with GTS-GRAL
(see Appendix on Page 
for details).
Note that the GKSGRAL manuals are covered by copyright.
On-Line help files are available using the FIND xxx command on IBM, the HELP xxx command on VMS, and via the command HELP CERN xxx on APOLLO. Keywords (xxx) are: GRAPHICS, GKS, GRPLOT, GRCONV, GRVIEW, and GKSPACK.