all original matching early 20th century antique american ornamental wrought brass interior residential chicago apartment building passage door hardware designed and fabricated by the reading hardware company, reading, pa. the lot of matching "mura" pattern doorknobs and backplates was recently salvaged from a chicago apartment building undergoing demolition. the hardware has been lightly cleaned, but the aged surface patina remains largely untouched. priced for the entire lot. several matching knobs and backplates available from this apartment building salvage. doorknobs measure approximately 2.5 inches in diameter, backplate measures 2 x 8 inches