"This is a splendid Zabala Hermanos Gunmark-Berri Side-by-Side Shotgun in 12 gauge, crafted by Zabala Hermanos in Eibar, Spain. The serial number 375854 suggests production in the 1970s, aligning with the period when Zabala Hermanos produced shotguns for export under brands like Gunmark. Founded in the early 20th century, Zabala Hermanos was a prominent Basque-region gunmaker known for crafting reliable, affordable double-barrel shotguns for the international market, particularly the U.S. and U.K. The Gunmark-Berri model, often imported by companies like Kassnar Imports, was designed as a field-grade shotgun, offering solid performance for upland game and sporting clays. Its historical significance lies in its representation of the Basque gunmaking tradition, producing workhorse shotguns with quality craftsmanship at accessible prices. The single selective trigger and 2 3/4"" chambers make it versatile for various shooting applications"