What year was the year of manufacture foe a Browning BSS 20 guage serial 1832B47?

The Browning side by side (BSS) was made by Miroku of Japan for Browning from 1971-1988.they were available in either 12ga,or 20ga.with a barrel length of either 26in,28in,or 30 inches in length.I would advise you to contact Browning Arms Company for the exact date of Manufacture thru their customer service dept.