To read the information on the World Family Tree CDs, Windows users can use older versions of Family Tree Maker, or the standalone program Family Archive Viewer.
Family Archive Viewer 11.0 supposedly runs on Windows 95 and higher. I can confirm (see screenshot below) that Version 11 SP2, for Windows 98, ME, and XP, still runs on Windows 8.1. I have not been ...
Try this: http://www.alexnolan.net/software/dbf.htm.
"DBF Viewer Plus is a portable DBF database table viewer and editor plus some additional features for searching, importing and exporting to a number of different formats. DBF formats include dBase, Clipper and Foxpro."
If you only worked a couple of weeks on it, I don't expect you would have got too far. Start over and start off right by documenting all your sources as you go, which I would expect you didn't do the first time.
Once you feel you've again done a couple of weeks worth, you could try to look at what's in the dbf file, because you're obviously curious, as ...
WARNING: Before running any utility, make a copy of your data, and work on a copy of your data, not the original file.
I attempted to search for a manual for Ancestor Research Tool, and to find out more information about the file format used, but my initial searches were not successful.
There are two different approaches you could take to recover your data.