Mary Westmacott

Mary Westmacott (Agatha Christie) was born in Torquay in 1890 and became, quite simply, the best-selling novelist in history. Her books have sold over a billion copies in the English language and another billion in over 100 foreign languages. She is the author of 80 crime novels and short story collections, 19 plays, and six novels under the name of Mary Westmacott.