The A12 gun-armed infantry tank The Matilda was designed beginning in 1936 as a counterpart to the tank Matilda I, which was withdrawn in 1940, and was initially known as A12, the Matilda II or Matilda senior.
During World War II the US and UK armies used bodies of, respectively, over 54,000 and 250,000 what, as part of their communication and/or delivery systems?
Who worked at Betchley Park in World War II as one of the Enigma codebreakers and became known as "the father of modern computer science"?
