1935 Maze Solver – Dr. Stevenson Smith and Thomas Ross

MECHANICAL RAT FINDS WAY IN MAZE  – Popular Science Nov 1935 As if endowed with powers of reasoning, a mechanical “rat” devised by Dr. Stevenson Smith, University of Washington psychologist, threads its way through an artificial maze like those used to study the behavior of living rats. The three-wheeled, electric-powered device moves along a grooved path …

W. Grey Walter, I.B.M., Charles Eames & The Tortoise

Why are all these names together in a post title? Well, one of the 1951 batch of 6 tortoises was sent off to a museum. Actually, is was on loan to Charles Eames (yes, the same Eames who was a designer, amongst other things) who was contracted to design and mount an exhibition for the …

W. Grey Walter, Edmund C. Berkeley and the Toy Business

W. Grey Walter's early contact with Edmund C. Berkeley. Who is Edmund C. Berkeley? Probably more renowned for building what has been now considered as the first Personal Computer, called 'Simon' and construction details were published in Radio Electronics in 13 parts from 1950 to 1951. He wrote a book on computers called Giant Brains …

W. Grey Walter and the Festival of Britain (1951)

The Festival of Britain was a national exhibition which opened in London and around Britain on 3 May 1951 and finished the end of September the same year. At that time, shortly after the end of World War II, much of London was still in ruins and redevelopment was badly needed. The Festival was an …

1957-60 – Grey Walter’s Transistorized Tortoise

This entry describes two references to transistorized versions of Grey Walter's tortoises. The second reference refers to people and organisations mentioned in another post on W. Grey Walter and Edmund C. Berkeley . 1957 Jan 25 [WGW response to letter.] The main difficulty is in the mechanical assembly, particularly the gearbox which has to be completely …