screw stair

A circular stair whose steps wind around a central post. Also called a newel stair or vice stair. Photo from Johnson Museum of Art, Cornell University, Ithaca, New York, 2023. (Harris, 1977)

Photo from Tannersville, Pennsylvania, 2023.

A circular stair whose steps wind around a central post. Also called a newel stair or vice stair. Photo from Johnson Museum of Art, Cornell University, Ithaca, New York, 2023. (Harris, 1977)

Photo from Tannersville, Pennsylvania, 2023.