First lets start with the age of your Browning.With the serial number that you provided,your Browning auto-5 shotgun was made by FN of belguim for Browning in the year 1948.A Browning standard weight auto-5 shotgun in 95% condition will be valued at 450 dollars for a shotgun with a plain barrel,550 dollars for a shotgun with a matted rib(solid)barrel,and 675 dollars for a shotgun with a vent rib barrel.The extra barrel will bring you between 100-200 dollars depending again on the rib design and choke.
You must call Browning.
It is not known what the age of a Belgian Browning 16gs standard weight gun with 80 to 90 percent finish with serial number R24944. The value of the gun however is in the $325 to $375 range.
Your browning standard weight 16ga auto-5 shotgun was made in 1950,that said a shotgun with the stated 80-90 percent original finish have been selling for between 600-700 dollars.
50-475 usd
You will need to get a letter from Browning.
50- 500 usd
With the serial number that you provided,your Browning auto-5 16ga.shotgun was made in the year 1923.
Your browning standard weight 16ga auto-5 shotgun which was made in 1937,is valued at between 375-475 dollars based on the condition that you stated.
You must call Browning for the age. value 200-800 USD
Your browning standard weight 16ga shotgun which was made in 1954 is selling for between 375-550 dollars depending on the overall condition and finish on your shotgun,and a good bore.
your standard weight browning auto-5 shotgun was made by FN of belguim for browning in 1961.That makes it 50 years old.The value of these auto-5 shotguns is running between 475-600 dollars for the standard model auto-5 shotgun.
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.