WRI document file detailing all the many fixes, enhancements and additions of the Bryce3D 3.0 to 3.1 update available for downloading in the Graphic Arts Forum libraries as "BRYCE3D: 3.0 To 3.1 Updater" 3D-31.ZIP.
FORUM NOTE: This download is NOT the updater. It is the WRI file that also is packaged with the downloadable updater.