Science and invention in Birmingham 1054 Mk XVIs) had been built. CBAF became the largest and most successful plant of its type during the 1939–45 conflict. As the largest Spitfire factory in the UK, by producing up to 320 aircraft per month, it built over half of the approximately 20,000 aircraft of this type. 1944: Anthony Ernest Pratt takes out his first patent for a board game named 'Murder', this is later to become the world-renowned murder mystery game 'Cluedo'. 1946: Chance Brothers produce the first all-glass syringe with interchangeable barrel and plunger, thereby allowing mass sterilisation of components without the need for matching them.
The Sittaford Mystery The Sittaford Mystery The Sittaford Mystery is a work of detective fiction by British writer Agatha Christie, first published in the US by Dodd, Mead and Company in 1931 under the title of The Murder at Hazelmoor and in UK by the Collins Crime Club on 7 September of the same year under Christie's original title. It is the first Christie novel to be given a different title for the US market. The US edition retailed at $2.00 and the UK edition at seven shillings and sixpence (7/6). Mrs Willett and her daughter host an evening of "table-turning" (a séance)