I've looked in many book store for the book Tree Climbrs Companion none seem to have it. Also I look on the web. Maybe I'm not looking in the right places..
"You'll see several refrences to 'get a Sherrill catalog' for a lot of questions. That is not because they are a sponsor! Let it open your eyes; don't worry the price is write! Find a mnetor and hook your wagon to him/her; but look at it as a journeymanship; that you will evoleve your own personal safety program from many inputs."