This is TeX, WAITS Version 1.2 (preloaded format=plain 84.10.20)  20 OCT 1984 16:28
**testfont
(TESTFO.TEX[TEX,SYS]
\m=\count25
\n=\count26
 
Name of the font to test = io scaled 4000
Now type a test command (\help for help):)
*\mixture
background character = O
starting character = e
ending character = t

*\vfill\eject
[1]
*\init

Name of the font to test = amr10 scaled \magstep3
Now type a test command (\help for help):
*\mixture
background character = O
starting character = A
ending character = Z

*\end
[2]
Output written on TESTFO.DVI[MF,DEK] (2 pages, 1264 bytes).