I greatly enjoyed "Geniuses at War", which describes the Colossus machines that were the immediate ancestors of the Manchester Computer. https://books.google.c

I greatly enjoyed "Geniuses at War", which describes the Colossus machines that were the immediate ancestors of the Manchester Computer. https://books.google.com/books/about/Geniuses_at_War.html?id=PNkvEAAAQBAJ https://books.google.com/books/about/Geniuses_at_War.html?id...