In Minneapolis’s historical East Isles neighborhood, there’s one item getting passed around more often than a casserole dish: a burly and solid wood upright piano incapable of holding a fine tune. After being decommissioned from a restaurant in nearby Kenwood years ago, the antique piece—decorated with hand-carved motifs, no less—has been carefully transferred from household to household. “It’s a terrible piano, but I loved the fact that it’s a neighborhood fixture,” says its current owner, interior designer Victoria Sass, who proudly displays the instrument in her home studio. “Someday maybe I’ll move and pass it on to another neighbor.” Until then the piece remains in a house that—much like the…