St. Mary Overy (Southwark). John Overie was a ferryman, who used to ferry passengers from Southwark to the City, and accumulated a hoard of wealth by penurious savings. His daughter Mary, at his decease, became a nun, and founded the church of St. Mary Overy on the site of her father's house.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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