I haven't seen enough to make any judgement about originality of this stock. What I do see would not stop me from buying it, and I wouldn't worry about it breaking if it hasn't broken already. Without X-ray vision, no one can say if the inclusion is larger as you go deeper into the wood. But then again, any fancy grained wood might be hiding a hidden inclusion.

You might be able to use that information to get a little break on the price though.

A true sign of mental illness is any gun owner who would vote for an Anti-Gunner like Joe Biden.