By A Mystery Man Writer
Choosing the Right Anchor Point - Tree Care Industry Magazine
Survivaltek Leveraging Rope
Staking Your Tree - Trees
Don't Strangle Your Tree! - Laidback Gardener
Gibson Tree Care
Top Rope Climbing Anchors: Learn How to Build Rock Climbing Anchors
Keeper 3 in. x 6 ft. Tree Saver Strap 02953 - The Home Depot
How to Tie Basic Arborist Knots - TreeStuff.com
Gibson Tree Care
A Guide to Basic Tree Climbing Knots, pt. 1 - Landmark Trading