Antique Architectural Salvage Staircase Bannister Rails Posts Pillars Parts

This assortment of architectural salvage includes what appear to be bannister staircase related parts and pieces. Some appear to be antique with the curved pieces measuring 42"-44" and the square pillar posts about 22" in size. The group of ten square posts  which i believe are oak may not be as old as the rest and they measure about 18" long.