Snake Potatoes skate stair corner dust guards London Mainstream writing
Dust Corners Plated Brass, Satin Nickel Dust Corners Set of 12
20PCS Corner Dust Guard for Steps, Dust Proof Guard, Stair Corner Dust Guard, Dust Corner Protector for Furniture and for Home Wall Edges - Etsy
Lot of 8 Side Vintage Decorative Antique Solid Brass Ornate Corner Table Box Protector Guard YSW-C - Etsy
Stair dust corners introduced at the end of the 19th century to make sweeping easier. They keep dust from accumulating in the corners : r/Damnthatsinteresting