Check 1966 gun catalogs
Your Browning lightning superposed shotgun was made in the year 1968 with the serial number that you have provided.
100-2000 usd
With no other data provided, 100-10000 USD
Yes, Browning has made the Superposed Lightning in Belgium.
100-10000 USD or so depending on specifics
100- to a few thousand USD depending on specifics.
Condition, model, gauge, and grade is required to make an ballpark quote for this gun. Generally Browning Superposed Guns range anywhere from $1200 to over $3000 for a standard grade I. Recommend having a gun shop appraise this for you.
A staple of the Browning line since the 1930s
You must call Browning to find out.
1k give or take a few hundred
Under the lever.
Your Browning superposed,over under 20 gauge shotgun was made in the year 1951;with the serial number that you have provided.