S
For all those that are interested........I came across the following 2 sites that may be of benefit.
http://www.iso.ch/iso/en/commcentre/pressreleases/2004/Ref905.html
http://isotc176sc2.elysium-ltd.net/APG_index.html
http://www.iso.ch/iso/en/commcentre/pressreleases/2004/Ref905.html
http://isotc176sc2.elysium-ltd.net/APG_index.html