- Christie,Dame Agatha Mary Clarissa
Chris·tie (krĭsʹtē), Dame Agatha Mary Clarissa. 1890-1976.
British writer of more than 70 detective novels, including The Murder of Roger Ackroyd (1926), and And Then There Were None (1940). She also wrote plays, including The Mousetrap (1952) and Witness for the Prosecution (1954).
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