From the archive: Christie’s 50th murder #killerfest15 Posted on March 5, 2015March 12, 2015 by Bianca Winter Category: Favourites 1950 – Celebrating Agatha Christie’s 50th Murder in 1950, the flyer delves into Christie’s life with pictures and commentary. Some famous names congratulate Agatha including the Prime Minister at the time, Clement Attlee!