Berlin, 2 October 1826
Leipzig, Germany, 24 March 1899
physicist

Gustav Heinrich Wiedemann



Gustav Heinrich Wiedemann

Berlin, 2 October 1826
Leipzig, Germany, 24 March 1899
physicist

Gustav Heinrich Wiedemann



Lehre von den Wirkungen des galvanischen Stromes in die Ferne, 1874

Windsor, Missouri, October 2, 1901
Cambridge, Massachusetts, July 25, 1987
scientist and engineer

Charles Stark Draper



Charles Stark Draper

Windsor, Missouri, October 2, 1901
Cambridge, Massachusetts, July 25, 1987
scientist and engineer

Charles Stark Draper



The Apollo Guidance Computer DSKY (display & keyboard) user interface unit

Windsor, Missouri, October 2, 1901
Cambridge, Massachusetts, July 25, 1987
scientist and engineer

Charles Stark Draper



The DSKEY input module (right) shown alongside the Apollo Guidance Computer's main casing (left)

Heroes' birthday on Google Play