Original artwork by artist Kenneth Farnhill for the first UK edition dust jacket of Agatha Christie's 1952 crime novel, ''They Do It With Mirrors''. Acrylic on paper, affixed to artist board along with two color samples for a total size of 8.125'' x 10.25'', signed by Farnhill on the artwork at lower right. With memo affixed to verso, date stamped 28 May 1952. Creasing to board at top right, overall in very good plus condition with vivid coloring.