 DeuSF 3.5 copyright (c) 1995 Olivier Montanuy
 

DeuSF is part of the DeuTex package, which includes the manual.
You can find it on:
ftp:/ftp.cdrom.com/pub/idgames/utils/graphics_edit/deutex/deutex35.zip
Better try the windows version:
ftp:/ftp.cdrom.com/pub/idgames/utils/graphics_edit/deutex/wintx341.zip
Future versions will be named deutex36.zip and wintex36.zip
