
Wish it were mine.
I agree, if you can get to a workshop with a master craftman then do so. Otherwise hook up with a Good club and let the local experts offer their advice and expertise.
Before you do anything remotely like working on the tree, develop a plan and Some drawings / sketches / Virts and then stick to that.
Anything else will not do this magic stock Justice.
PS. for the newbies, your method of growing it is spot on, Do some work every few years, then just let it grow wild to develop, then work some more. After a good many years we can all have material like this

Ken