V6/usr/doc/unix/p0

Find at most related files.
including files from this version of Unix. 
.ll 6.5i
.lt 6.5i
.br
'tl '-'''
.nr r 0 1
.pl 11i
.ps 10
.// "t" is "teeny" size
.// "s" is small caps
.// "n" is normal
.ds t \s6
.ds n \s10
.ds s \s8
.ds r \s6\|\v'-.5m'\\n+r\v'.5m'\*n\|
.vs 12p
.de pg
.sp .5
.br
.ne 2
.ti 1
..
.de fo
'bp
..
.de hd
'tl '-'''
'sp .5i
.if e .tl '\fIU\*sNIX\*n Time-Sharing System - %\fP'''
.if o .tl '''\fIU\*sNIX\*n Time-Sharing System - %\fP'
'sp .4i
..
.de s1
.sp 1.7
.ne 5
.ft B
..
.de s2
.sp
.ne 5
.ft B
..
.de es
.sp .2
.ft R
.ti 1
..
.de dc
.sp .5
.ti 1.0i
..
.de ec
.sp .5
..
.de it
'ft I
\\$1
'ft
..