1.   ...its brown surfaces of tarnished brass.

2.   It had a tarnished brass knocker showing a pixie cobbling shoes and declaring itself to be a present from Cornwall.

3.   As a result, Firefighter, with her tarnished brass bell, still reigns supreme as the flagship of the New York fleet.

4.   The knobs will tarnish again, but tarnished brass really does not look too bad.