Page 322 - Bob Holtzman "The Field Guide to Knots How to Identify.."

1. Form the body of the loop in the working end of the rope, then make a bight at the very end. (The bight
is optional; it doesn’t form a part of the knot, but it’s easier to manipulate the working end this way.)

2. Holding the bight with your palm down, use your thumb to lift the standing part of the loop.

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