American Internet pioneer (born 1943) and one of 'the fathers of the Internet,' who developed TCP/IP technology and the first commercial email system. Original blue felt tip sketch of a diagram of the "1977 Internet," showing the connections between ARPANET and SATNET accomplished by Cerf on a white 14 x 11 stretched canvas, signed in the lower right, "Vint Cerf." In fine condition.
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