12a Sometimes forming a patina of verdigris as a result of weathering, a metal used for old planters, baths, pipes, kitchenalia and electroplating applied to 1p and 2p coins [6]
44a One of the two girls forming Enid Blyton's Famous Five gang [4]
47a Long straight routes built by Roman legions, such as the Fosse Way or the Devil's Causeway [5]
53a Shape of the figure walked in the divination practice of gyromancy [6]