I hope your Facebook question gets answered, but they have found wood pcs before. They've never presented anything conclusive.

Annie Nigma 1900s? Sorry, I’m kind of confused a little. Have you found anything making you suspect you are near the 1700s wreck with treasure? If so, when was the most recent discovery leading you to believe you’re on track? I saw the Discovery channel video where you found wood. Is this the same wood as that and/or from your website discovered artifacts page, or something new?

The best things to do is order Seafarer's reports to the Bureau from the state.