Not sure of date or brand. Does have a crack in the back of it as pictured but doesn’t seem to effect the sound of it or anything.The Antique Autoharp 36 String is a vintage musical instrument originating from Jersey. This autoharp features 36 strings and belongs to the folk and world music category of vintage string instruments. Perfect for musicians looking to add a unique and authentic sound to their performances, this antique autoharp offers a classic and timeless playing experience.