Cryptanalysis of the Enigma by the letters on the top row of the Enigma keyboard. So, "continuation of message sent at 2330" was represented as "FORTYWEEPYYWEEPY". "Cribs" were fundamental to the British approach to solving Enigma keys, but guessing the plaintext for a message was a highly skilled business. So in 1940 Stuart Milner-Barry set up a special "Crib Room" in Hut 8. Foremost amongst the knowledge needed for identifying cribs was the text of previous decrypts. Bletchley Park maintained detailed indexes of message preambles, of every person, of every ship, of every unit, of every weapon, of every technical term and of repeated
That Was the Week That Was Four to celebrate the 40th anniversary. In a list of the 100 Greatest British Television Programmes up by the British Film Institute in 2000, voted by industry professionals, "That Was The Week That Was" placed 29th. Sherrin attempted to revive the formula with "Not So Much a Programme, More a Way of Life" but was less successful. An American version was on NBC, initially as a pilot episode on 10 November 1963, then as a series from 10 January 1964 to May 1965. The pilot featured Henry Fonda and Henry Morgan, guests Mike Nichols and Elaine May, and supporting performers