Original sketch by Vint Cerf of a diagram of the "Internet, ca. 1977," which details the connection between the "PRNET," the "ARPANET," and the "SATNET," accomplished in black ballpoint on an off-white 3.5 x 2.5 card by Cerf, who signs below. In very fine condition. Encapsulated in a PSA/DNA authentication holder.
We use cookies on this site to improve your experience. By using this site, you accept our use of cookies. To learn more, please see our Privacy Policy.