1950-1 – Squee – Edmund C. Berkeley et al (American)

Although Squee the electronic squirrel is attributed to Edmund C. Berkeley, Jack Koff (City College of New York engineering student) and Robert "Bob" A. Jensen (until he re-entered the Air Force in June 1951), William Szabo and ECB are all credited with its construction. The opening page from Radio-Electronics mag [Dec, 1951] offers some more info –  "Why …

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 …

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 …