Go to Marlin model 19s AND 12 Ga shotgun sn 199295 wikipedia
it is a 410 ga pump shotgun
The marlin model 28 hammerless shotgun was produced from 1913-1922.
In good working condition $150 to $200
Your Marlin model 55,bolt action shotgun is valued at between 35-100 dollars depending on overall condition,and a good bore.
A 40" barrel produced for the Marlin model 120 12 Ga pump...I have one! Scott
This would be a 12 ga. BPS (Hunter model) pump shotgun made in 1984
Between 140-200 dollars,depending on the overall condition of your shotgun,and a decent bore.
The shotgun is like new..
Your Marlin model 55 shotgun will range in price between 25-95 dollars depending on overall condition.
If your pump 12 ga. has an exposed hammer, it's most likely a model 1898, as all later models of exposed hammer Marlin shotguns had the model marked on the upper tang behind the trigger. If it is not an exposed hammer, then the model designation is on the bottom, where the receiver meets the mag tube.
It is a 12 GA pump action shotgun.