could be the serial number or an assembly number.
Impossible to answer without the serial number.
Entirely possible.
By the serial number.
Serial number 1
by the serial number on the bottom of the receiver
You did not provide a serial number. You will have to call Browning.
Your Browning auto-5 shotgun with the prefix of 70s to the serial number identifies that your shotgun was made in Belgium for Browning in the year 1970.
You did not provide the serial number.
No serial number provided.
It was made in 1949.
Impossible to answer without the serial number.