What age is serial A8539 16ga browning with encircled BP on barrel made in St. Louis?

Answer 1

This is what is called an American Browning. These guns were produced by Remington in the US (New York) for Browning after Belgium was overun by the Germans in WWII. The guns were made using Remingtons model 11 equipment. A few modifications were made to incorporate more of the Browning features and were all stamped Browning Arms Co. St. Louis mo. Your gun sn: A8539 was made and shipped to Browning in 1941.