Do both LINK 480Z and CARDboard Illustrative Aid to Computation both involve computers?
LINK 480Z The LINK 480Z was an 8-bit microcomputer produced by Research Machines Limited in Oxford, England, during the early 1980s.
Telephonoscope A telephonoscope was an early concept of videophone and television, conceptualized in the late 1870s through the 1890s. It was mentioned in various early science fiction works such as "Le Vingtième siècle. La vie électrique" ("The Twentieth Century: The Electrical Life") and other works written by Albert Robida. It was also sketched in various cartoons by George du Maurier as a fictional invention by Thomas Edison including one made on December 9, 1878 in "Punch" magazine.