Archival DIY: Knotting a Kerchief

For the past few years I've been taking kerchief knotting lessons from John Ford characters. In my mind, my kerchiefs always look as snappy as the ones worn by John Wayne in Ford's cavalry trilogy:

Several weeks ago, I sent out a tweet requesting more formal, step by step instructions for knotting a kerchief. Several folks recommended that I check out Cotton Duck's helpful how-to guide originally posted on the discussion forum superfuture. I'm reposting the instructions below: