Enid Blyton a collection of papers belonging to Blyton's daughter Gillian, purchased by Seven Stories in 2010 following her death. It was initially thought to belong to a comic strip collection of the same name published in 1949, but it appears to be unrelated and is believed to be something written in the 1930s, which had been rejected by a publisher. In a 1982 survey of 10,000 eleven-year-old children Blyton was voted their most popular writer. She is the world's fourth most-translated author, behind Agatha Christie, Jules Verne and William Shakespeare with her books being translated into 90 languages. From 2000 to
Agatha Christie bibliography at March 2018, was still running; in 2009 the London run exceeded 25,000 performances. In September 2015 a public vote identified "And Then There Were None"—originally published in 1939 under the name "Ten Little Niggers"—as the public's favourite Christie novel; the book was the writer's favourite, and the one she found most difficult to write. In September 1930 Christie married the archaeologist Max Mallowan. The pair travelled frequently on archaeological expeditions and she used the experiences as a basis for some plots, including "Murder on the Orient Express" (1934), "Murder in Mesopotamia" (1936) and "Death on the Nile" (1937). She