Need a detailed description of all markings.
100-1000+ depending on specifics
1968
It stand for "national plant of war weapons herstal Belgium" Fabrique National is simply "National Plant" and it is common to call the Company "FN".
Yes
Contact Browning. They now offer letters.
Depends on your pocketbook.
Contact Browning. They now offer history letters.
Please tell us what the model of gun is
Yes, but not easy to find.
100-1000 depending on the specifics
Impossible to tell from just the serial number.
gun shop, gun show, want ad,