Natural rope - Wikipedia

Climbing harness - Wikipedia

How Climbing Ropes Are Made?

Making Cordage From Natural Materials – Mother Earth News, 43% OFF

Rope - Wikipedia

Coir - Wikipedia

Wire rope - Simple English Wikipedia, the free encyclopedia

Hangman's knot - Wikipedia

Hojōjutsu - Wikipedia

Rope Selection Guide: Finding the Right Rope

File:Rope closeup.jpg - Wikipedia

How to Tie Yourself up With Rope: 7 Steps (with Pictures)

Making Cordage From Natural Materials – Mother Earth News, 43% OFF

Pulley - Wikiwand

Wire rope - Wikipedia

Ropewalk - Wikipedia