100-500 USD
your browning auto-5 was made in belguim by FN in 1914.
Your browning auto-5 wa made by FN of belguim for browning in 1931.
Your browning auto-5 magnum shotgun was made by FN of belguim for browning in 1965.
With the serial number that you provided,your browning auto-5 shotgun was made by FN of belguim for browning in 1907.
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Your browning auto-5 shotgun was made by FN of belguim for browning in 1957.
your browning auto-5 shotgun was made in 1926 by FN of belguim for browning,with the serial number you provided.
Your browning auto-5 was made by FN of belguim for browning in 1958.
Your browning model auto-5 shotgun was made by FN for browning in 1949.
Fabrique National
The prefix of 68V indicates that your Browning auto-5 shotgun was made by FN of Belguim for Browning in 1968.
Your 7V prefix indicates that you have a browning auto-5 magnum shotgun that was made by FN of belguim for browning in 1967.