[HandyDandy]

I think you mean 1963 when it was first noted as being a site of possible significance. No archaeological digging happened until 1995 after a farmer partially uncovered the top of a post in 1994.

[TexasGator]

“I think you mean 1963 when it was first noted as being a site of possible significance. “

Thanks for agreeing with me and refuting the OP post.