<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Wed, Jul 16, 2025 at 6:00 PM Noel Hunt <<a href="mailto:noel.hunt@gmail.com">noel.hunt@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:monospace,monospace">Seventh Edition Unix came with a program 'learn', written by</div><div style="font-family:monospace,monospace">Brian Kernighan, which was a front-end to a group of tutorials</div><div style="font-family:monospace,monospace">on 'ed', 'tbl', 'troff' etc.</div></div></blockquote><div><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">It's also been on bwk'</span><span style="font-family:arial,helvetica,sans-serif">s web site.<span class="gmail_default" style="font-family:arial,helvetica,sans-serif"> </span></span><a href="https://web.archive.org/web/20080921164132/http://cm.bell-labs.com/cm/cs/who/bwk/">https://web.archive.org/web/20080921164132/http://cm.bell-labs.com/cm/cs/who/bwk/</a></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Scroll down for "learn"</div><br></div></div></div>