Without a picture of your gun it is about impossible to say what model it is. I am assuming the number you posted is the serial number on the barrel. You might try calling Thompson Center Arms in New Hampshire. They probably answer questions like this for free. Before calling suggest you look at their website for names of various models to help them help you. Robert with over 36 years black powder experience and owner of various T/C's.
Thompson Center Arms was created in 1965.
100-325 USD
100-300 USD depending on condition.
100-400 USD
Thompson Center is currently owned by Smith and Wesson holding corp.
The Thompson Center Seneca with the serial number 22050 was likely manufactured in the early 1980s. Thompson Center Arms produced the Seneca model from 1970 until around 1985, and the specific serial number places it within that timeframe. For exact dating, you may want to consult Thompson Center's manufacturing records or reference materials.
The Thompson Center Hawken rifle with serial number 66841 was likely made in the late 1970s to early 1980s. Thompson Center Arms began production of the Hawken model in the mid-1970s, and serial numbers from that era can help narrow down the specific year of manufacture. For an exact year, consulting a Thompson Center production records or reference guide would provide definitive information.
The value of the Thompson Center Arms New Englander 12 gauge varies depending on the condition of the gun. On average, this gun retails in excellent condition for about 300 dollars.
200-400 USD
100-400 USD or so
100-400 or so
50- 250 usd