Blob of flour
A check-trail can go in any direction
Marks the true trail ("NO NO" if you're going the wrong way)
Marks a BT or Bad Trail-go back to check and look again
BT mark in other hash to remain nameless (initials WH4)
Hare's arrow (only made by hares) showing true trail
Pack arrow made by FRB who thinks he is on trail, i.e., Missing Link
Pack arrow showing the walkers' trail (a good sign if you are completely lost)
Marks a Back Check-tells pack to go back, e.g., 5 hash marks and look again (sometimes "BC" is used to mean the same thing)
Golden nectar is now within sniffing range (1/4 mile that is)
End is right around the corner!