What are these medal things on the corner of these stairs and what is their purpose? : r/whatisthisthing
New Orleans Style Stair Dust Corners - Midcentury - Staircase - Houston - by CJM Custom Homes | Houzz IE
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