With the serial number that you provided,your browning auto-5 shotgun was made by FN of belguim for browning in 1907.
your browning auto-5 was made in 1927.
your browning auto-5 magnum was made in 1972.
your browning auto-5 was made in 1956.
your browning auto-5 was made in 1925.
Your browning auto-5 shotgun was made by FN of belguim for browning in 1957.
If your browning auto-5 was made in 12gauge then it was made in 1925,if your shotgun was made in 16gauge then it was made in 1929.
your browning auto-5 was made in belguim by FN in 1914.
Your browning model auto-5 12 ga was made in 1928.
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.
your browning model auto-5 shotgun was made in 1924.
If your browning auto-5 shotgun is a 12gauge,then it was made in 1927.If you have a 16 gauge shotgun then it was made in 1934.