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 Mystery of the Aztec Warrior The Mystery of the Aztec Warrior The Mystery of the Aztec Warrior is volume 43 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap. This book was written for the Stratemeyer Syndicate by Harriet S. Adams, the daughter of Edward Stratemeyer, in 1964. The handwritten will of a deceased world-traveller is strange and mysterious. Its instructions are to deliver "the valuable object to the rightful owner, a descendant of an Aztec warrior". What is the valuable object and where is it? What is the name of the owner and where is he? Frank and Joe Hardy