This is METAFONT, C Version 2.0 (INIMF)  5 OCT 1990 14:25
**plain
(plain.mf
Preloading the plain base, version 2.0: preliminaries,
 basic constants and mathematical macros,
 macros for converting from device-independent units to pixels,
 macros and tables for various modes of operation,
 macros for drawing and filling,
 macros for proof labels and rules,
 macros for character and font administration,
and a few last-minute items.)
*input base
! I can't find file `base.mf'.
<*> input base
              
Please type another input file name: att
(att.mf)
*dump
Beginning to dump on file plain.base
 (base=plain 90.10.5)
1422 strings of total length 23071
5289 memory locations dumped; current usage is 1558&3582
529 symbolic tokens