Also seems Turing and Zuse probably met in 1947: <a href="http:&#x2F;&#x2F;www.mathcomp.leeds.ac.uk&#x2F;turing2012&#x2F;Images&#x2F;Turing_Zuse.pdf" rel="nofollow">http:&#x2F;&#x2F;www.mathcomp.leeds.ac.uk&#x2F;turing2012&#x2F;Images&#x2F;Turing_Zus...</a>