!!!Dunion's Debugging Tool (DDT) Rev. 1.0, Copyright (C) 1982, 1983 by James J. Dunion and Optimized Systems Software, Inc.
!!ATR-Image:
* [DDT-Dunions_Debugging_Tool.atr] ATR-Image of the Debugger

Loading instructions:\\
- choose option L from DOS\\
- type SHELL1.OBJ\\
-  press RETURN\\

!!Manual:
* [Dunion's Debugging Tool (DDT) Rev. 1.0 manual|DDT_1.0_Manual.pdf] (C) 1984 by James J. Dunion and Optimized Systems Software, Inc.