L.T.C’sconstructional details are on the following page.
Showing the logical units mounted in its frame, and the two massive truck batteries
which powered it.
Designed and built (with a great deal of skilled help) in 1957/8 at the Medical Research
Council Applied Psychology Unit, Chaucer Road, Cambridge by myself, as a Research
Scholar, with the aim of investigating the likely similarities and differences between
human and machine “intelligence”
“LETTUCE” represented, then, one of the earliest steps in researching what is these
days called “Artificial Intelligence”. I’m still, myself, uncertain whether such
a thing exists in any philosophical sense; but I was in any case prevented from investigating
the subject further by being called up for National Service in the Royal Air Force.