I have the same gun, I belive it was either made by the Spencer Rifle co or Crescent Arms
check the date code stamped on the barrel. Remington Society of America, Manufactured Date link has the details.
1925 It will be date code stamped see related links for details on the Remington Society of America.
describe the type of shotgun and recheck the serial number
1922 - will be date code stamped on barrel. Check the manufactured date link on the Remongto Society of America for table and details.
1929 if it has the original barrel it will be date code stamped. Check the manufactured date link on the Remington Society of America for details.
Probably December 1927, the date code is stamped on the barrel, all details on the Remington Society of America, check related links.
Model designation
Late gun, I only have serials handy ;) to 1931, best look at the data code stamped on barrel. See related links for details.
Some, but it's a heck of a lot easier to just look up the date code stamped on the barrel. Manufactured date link on the Remington Society of America for details.
This shotgun is in the neighborhood of 100 years old. There is fairly extensive information online available on this shotgun.
$250-$350