Great read!<p>I originally learned about this in the mid 90's in a manual for this drab brown and green Timex Field Watch that I bought. I wrote about this on my blog awhile back too:<p><a href="https://brokensecrets.com/2010/04/22/use-your-watch-as-a-compass/" rel="nofollow">https://brokensecrets.com/2010/04/22/use-your-watch-as-a-com...</a>
I live on the equator...<p>North: hour to sun, bisect with 12 for south.<p>South: 12 to sun, bisect with hour for north.<p>Equator : mark the movement of shadows, I guess.