These were images saved off a BBS. My friend's brother was a few years older and would download them. We traded on floppies in the same way as shareware games. We tried to download the program to make our own, but it was way too abstract.
These are dated 2/21/1993 and were all in .PCX format
These are dated 2/6/1996 and were JPGs. They appear to be a bit more advanced.