Anywhere from $350-$1400.
Go to Browning.com and you can download a manual
It shouldn't say light twelve on the barrel, but on the receiver. Light twelve means that the gun is a light weight version of the standard Auto5 shotgun.
The serial number L52789 indicates that you have a Browning light weight model,auto-5 shotgun which was made in the year 1955.
50-550 uSD
Browning's web site has a sn search function.
@ 400 USD
50-550 usd
1000.00 dollars
Browning.com has a sn search function you can use.
YOu must provide the serial number.
Your browning auto-5 shotgun was made in the year 1970,which is indicated by the 70G prefix to your serial number.It also indicates that you have a browning light weight model auto-5 shotgun.
1962.A Browning light 12 shotgun with the prefix of 3G indicates that your shotgun was made in the year 1963.