These are my firsts results:
Adventure (aka Colossal Cave) (1977) by William Crowther & Don Woods
Freeware
These two are freeware, there's a download link at Graham Cluley site:
Link
- Humbug (1990) Developed by Graham Cluley
Freeware
- Jacaranda Jim (1987) Developed by Graham Cluley
Freeware
Now it's holiday time, I'm going to check them when I'll return.