Agatha Christie

Dumb Witness is a detective fiction novel by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 5 July 1937 and in the US by Dodd, Mead and Company later in the same year under the title of Poirot Loses a Client. The UK edition retailed at seven shillings and sixpence and the US …

The Pale Horse is a work of detective fiction by Agatha Christie and first published in the UK by the Collins Crime Club on 6 November 1961 and in the US by Dodd, Mead and Company the following year. The UK edition retailed at fifteen shillings and the US edition at $3.75. The novel features her novelist detective …