The real door is rectangular and tied with a knotted string made from human hair.

Then he was turned around again, like a marionette with knotted strings.

Lacey walked very quietly, the knotted string wrapped around her hand.

She was on him in an instant, looping the thick knotted string around his throat.

On occasion a second knotted string was tied to the bar representing coordinate time.

The Knot is a special knotted string partly hidden under the wax.

He watched her roll up the chart again and slip a knotted string about it.

Almost all such records are formed around knotted strings.

A completely different system is that of the quipu, which recorded numbers on knotted strings.

The Incas had no written language, but used quipu, a system of knotted strings, to record information.