I don't remember ANYTHING about the stuff on the FTP site. Lord, has it really been 20 years? Oye, gevault.
The Acceptors might have been written up by someone else and put in an early version that article. The Tytlal started out as fan material.
I did find this:
http://home.comcast.net/~stefan_jones/uplift_gateway_bonus.html
I wrote large parts of an introductory adventure, but don't remember if I ever "published" them. I'll check my archives when I have a chance.