I'd like to know more about this Mercier. The serial no. on the BB shell is 554899. Mean anything to anyone?

I was told the tubing is Reynolds 631. It has Simplex dropouts and BDM lugs (at least that's what it says on the top head lug.

Little help?









and yes, the right side of the rear triangle is bent. Looks like something got piled on top of it in storage