.. said he was at his property in Kentucky. Asked if I was still looking for some burl. I of course told him yes. Well, he stopped by last evening and left me these. Said he cut them from a red oak.
Follow up to my original post: Here are some shots of the red oak burl "in the wild" and a bowl that I've started after drying a cutoff in a toaster oven. It is now residing in a bucket of sawdust for the next several months before I finish it.