"Winston" wrote in message
...
On Fri, 22 Jun 2012 18:52:30 -0400, Jim Wilkins wrote:

Mine are plastic with screw-on lid rings that fit too snugly. Rope
works
fine.

Double knot? Trucker's hitch?
--Winston

Bow knot, like shoelaces.
http://www.troop7.org/Knots/Bow.html

When the rope is wet and slippery I add the surgeon's variation of an
extra turn to hold the rope tight around the barrel.
http://en.wikipedia.org/wiki/Surgeon's_knot

jsw