This gun was made in 1961
1961
Impossible to answer without the serial number.
This is a Sweet 16 made in 1956.
No way to answer without a serial number
Your serial number indicates that it was produced in the year 1951.
No
The .410 Browning A5 is an urban legend. Browninig never produced a .410 A5. No
What_is_the_value_of_a_Browning_Sweet_Sixteen
This should be a 12ga gun made in 1947.
Serial number. Go to Browning's site, click on support, then date your firearm.
Matt Eastman's book on Browning.
Check Browning's web site. They have sn data.