<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:monospace,monospace">OT: In 2016 I wrote an article for TugBoat.37 about indexing.</div><div><br></div><div><div class="gmail_default" style="font-family:monospace,monospace"><a href="https://www.tug.org/TUGboat/tb37-1/tb115complete.pdf">https://www.tug.org/TUGboat/tb37-1/tb115complete.pdf</a></div><div class="gmail_default" style="font-family:monospace,monospace">see page 28</div><div class="gmail_default" style="font-family:monospace,monospace"><br></div><div class="gmail_default" style="font-family:monospace,monospace"><span style="font-family:Arial,Helvetica,sans-serif">-- </span><br></div></div><div dir="ltr" class="gmail_signature"><div dir="ltr">Ron Fehd  <br></div></div></div></div>