#: 4434 S10/Tandy CoCo
    17-Jun-90  09:45:57
Sb: #4426-SCREEN DUMP
Fm: Zack Sessions 76407,1524
To: John Dickey 76537,2631

There is a program in the libs called WINFO which does that. It is used by
another program, VEFIO, to determine actual memory locations of video memory.
(Which, btw, is considered "cheating" because it makes your code very
un-transportable.)

Zack