c. 1900's antique american ornamental antique american cast iron "ontario" pattern salvaged chicago entrance door hardware designed and fabricated by the barrows hardware company, lockport, ills. the matching doorknobs ad oversized backplates were salvaged from a chicago two-flat undergoing demolition. the backplates contain circular openings for cylinder locks. the two-flat was outfitted with "ontario" iron hardware throughout. several passage door knob sets available. priced for the pair.