36 • BASKET
therefore worked atBletchley Park, or was privy toultramaterial.
The fear thatbaronhad remained atGCHQafter the war, or had
recruited others there as spies, drove Wilfred Bodsworth andNigel
de Greyto continue study of thevenonatraffic long after the
Americans had suggested the project be terminated.baronwas men-
tioned as a member of the Soviet network known as theX Group.
The principal suspect was Karel Sedlacek, aCzech Intelligence Ser-
viceofficer who was not known to have had access toultra.BASKET.Code name for an MI5double agent, Joseph Lenihan, who
landed by parachute near Dublin in July 1941 and made his way to
Belfast. There he surrendered to the police and gave up two wireless
transmitters, £400, and a quantity of good secret ink. Lenihan, then
35, had a brother Patrick living in Athlone, and before the war Leni-
han had served a nine-month prison sentence for membership of the
Irish Republican Armyand gunrunning. Under interrogation at
Camp 020,basketexplained that he had been caught in Jersey when
the Germans occupied the Channel Islands in 1940, and after an un-
successful attempt to cross the Channel in a boat, he accepted an
offer from theAbwehrto return to Eire and spy on the British. The
first attempt to fly him toIreland, in January 1941, had been aborted
when the heating inside the aircraft failed and the crew and their pas-
senger suffered severe frostbite.basket’s primary mission was to
transmit weather reports, but this was considered too helpful to the
enemy, so an attempt was made to contact the Abwehr usingsecret
writing, but in the absence of any reply, the case was abandoned.
BAUMGART, JOHANN.Johann Baumgart was an East German rail-
way official who began spying for theSecret Intelligence Service
(SIS) in 1951. He was arrested in 1955 and charged with having sold
25 plans detailing the railway system to his SIS handlers.
BAZNA, ELYESA. Codenamedcicero by theSicherheitsdienst
(SD), Elyesa Bazna photographed documents he took from the safe
of the British ambassador in Ankara, Turkey, in 1943. Employed as
a valet, Bazna evaded detection and resigned from his post before he
was identified as a German spy. After the war, he was imprisoned in
Turkey for passing the counterfeit Bank of England notes with which