marlin 1870-micro-groove barrol-model 444 is it a 1-20 or a 1-38 grove & whst is it worth ?
Yes. In North Haven, CT usa Yes. In North Haven, CT usa
No. They are two separate entities.
The National Rifle Assocaition is a good place to go to for information.
Marlin Firearms Co. was founded in New Haven, Connecticut in 1870 by John Mahlon Marlin, who had worked for the Colt's Patent Firearms Co. during the Civil War.