I would second what Ron said about value. I picked up what I thought was a beautiful 12ga Bayard SxS because it had the FN stamp. I left it in a popular Gun store for close to a yr & wound up selling it for what I paid for it.... $200. If I hadn't neeeded the $$$ @ the time I'd still own it.
If it [your Bayard] has a family story & was mine, I'd just hang it on the wall & show it off.
(But that's me
Welcome to the forum!