50-500 USD or so
automatic 4 shot serial number is 1kg182.
$350-$650
Made in 1950. Value depends on whether it is a Sweet Sixteen or a standard weight, originality, and condition. A mint condition original Sweet Sixteen would bring well over $1000.
500 USD
This Shotgun was made by Stevens their model. 520. Made from 1930's to 1950'S Although the shotgun was Browning patent marked, it was not made by Browning.
This is a Browning Auto-5 Shotgun, 16 guage made in 1950. It is chambered for 2 3/4" 16 ga shells
Your serial number indicates that your Browning sweet sixteen auto-5 shotgun was made in the year 1950.
1950 Superposed.
With the serial number that you have provided,your Browning auto-5 standard weight shotgun was made in Belgium in the year 1950.the value will be between 325-400 dollars for a shotgun in the condition that you have described.
You need to contact a professional who deals exclusivley with Brownings. What you describe, if done by Browning, was a custom order and it's value could be more than a small nation's GDP.
Yes. Try gun shops, guns shows, pawn shops, Brownell's, egunparts, Shotgun News, on line auctions, etc..