Bronze Doctors Door KnockerBeautiful doctor's door knocker cast in solid bronze with an antique polished finish that displays many different hues. It will continue to darken over time or if polished with brass polish the colour will become lighter and more even. This early Georgian design was named the 'doctors door knocker' as it was used to identify the front door of the doctor's house. This beautiful replica is popular today due to its slender appearance and subtle