I'm just now seeing this post. My email didn't pick it up. Thank you!I found a couple of threads selling Buckeyes, it might be an idea to get in touch.:
https://www.backyardchickens.com/t/970984/buckeye-hatching-eggs
https://www.backyardchickens.com/t/951970/buckeyes-nh-welsummer-bbs-cochin-lf