How to repair heavily damaged guitar neck, Guitar head broken

Here are the great example of how this kind of damage can be repaired, and how I do it frequently. Its a pretty common case, and if there was no amateur attempts of reparation it can be easily glued back and guitar will live long and happy live ( if it dont break it again by your own fault ofc :) ). Despite popular belief after proper gluing barely nothing change withing the guitar (in case when parts fits perfectly with no missing chips). And in addition to all of that many of guitar manufacturers that makes acoustic guitars and necks with angled headstock dont use one big chunk of wood for neck. Almost all of them are already glued from several pieces of wood in the name of stability and cheaper production process. Beside neck repair here I show one of examples of how crack can be masked. There is a lot of ways to do it, starting from not doing with finish anything at all and finishing with full refinish of damaged part when its really worth it. Gluing the truss rod and Trus