Three items signed in ink or felt tip by Internet pioneer Vint Cerf, including: a color glossy 8 x 10 photo of Cerf seated on a conference table; and a pair of connection diagram sketches on white 8 x 5 sheets, with one marked "Early Internet ca 1977" and the other marked "Internet Protocol Hierarchy." In overall fine condition. Accompanied by a Google business card belonging to Cerf, who signs in black ballpoint.
