This specific firearm is a double-barreled shotgun manufactured by Stevens, a brand owned by Savage Arms. It is identifiable by its model number (311), series designation (H), and chambering for 12-gauge shotshells. Double-barreled shotguns are typically break-action firearms with two barrels mounted side-by-side, designed for hunting or sporting purposes. The gauge refers to the diameter of the barrel and corresponds to the size of the shotshells used.
The 311 series has been a popular choice for hunters and sport shooters due to its affordability and generally reliable performance. These shotguns are often used for hunting upland game birds and clays and are sometimes selected for home defense. Manufactured for many years, various iterations and series designations exist, reflecting design and production changes over time. The specific “H” series designation would place this particular firearm within a specific timeframe of manufacture within the overall production history of the Model 311.