@roj - the program you mentioned was Shade. It is still being produced today. I believe the current version is 10 in Japan, 9 in the US. If you're interested I got version 8.5 professional on a 3d world cover disk a few months ago. Let me find the info:

OK - the issue was number 123
you could buy it here: http://www.myfavouritemagazines.co.uk/store/displayitem.asp?sid=418&id=8991&custid=30@01@200958213@09319482

The one at the link is 8 to 10 pounds depending on where they're mailing it:

or I believe on ebay sometimes.

IHTH