AMR 20 ga Double Shotgun
I just got an AMR (Armas ARAL?) 20 ga. muzzleloading double shotgun. Kinda rough, but would like to shoot it, if safe. Marks are "MADE IN SPAIN", "<AMR> (C-20) 114xx", and "15.4 P1 700 KGS".
Can anyone help with information about this gun?