V4/usr/man/man7/tabs.7

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.th TABS VII 6/15/72
.sh NAME
tabs \*- set tab stops
.sh SYNOPSIS
.bd "cat /usr/pub/tabs"
.sh DESCRIPTION
When
printed on a suitable terminal, this file
will set tab stops every 8 columns.
Suitable terminals include the Teletype model 37 and
the GE TermiNet 300.
.s3
These tab stop settings are
desirable because UNIX assumes them
in calculating delays.