Bettinsoli make them. There are a very nice gun. Its rare to find them on the market as they werent mass produced, snap it up while you can.
Browning Arms
I was informed that' some Morsel shotguns were made by Navy Arms Co.
Mitchell Arms. I own one of these Autoloading shotguns myself! Highest Quality you can find.. period!
Either them or Marlin (1901 on)
Rossi! They also produce handguns and rifles.
I think Sears did a long time ago....
who makes the westernfield model m550a 12ga shotgun
It's a Stevens Model 520A.
This site has the information you are looking for about Nikko shotguns: http://www.shotgunworld.com/bbs/viewtopic.php?p=9341
I believe Mossberg made the Coast to Coast branded shotguns. I know they did while we owned our store.
http://www.shotgunworld.com/bbs/viewtopic.php?t=103486&sid=3576c8bf4cb3e9937e7e3aacb15633b3
James Purdey & Sons Ltd