Look for the DoxBox Emulator
. That should do the job of providing a DOS environment for Reflex (wikipedia
). Dosbox is in the repositories for Ubuntu and probably readily available for other common distributions.
Reflex ... does that bring back memories! I used that after the Loma Prieta earthquake to collect health and welfare traffic from the amateur radio operators and form it into a file I could feed the Red Cross internal e-mail system.