What is a frame, like a balcony, projecting from the stern or quarter of a ship, and hence called stern galery or quarter gallry, -- seldom found in vessels built since 1850 called?

gallery — (Naut.) A frame, like a balcony, projecting from the stern or quarter of a ship, and hence called stern galery or quarter gallry, -- seldom found in vessels built since 1850. (Webster's 1913.)

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