Who put Bella in the Wych Elm? a tree. He died in the hospital before the body in the wych elm was found. The likelihood of this being the correct explanation is questioned because Una Mossop did not come forward with this information until more than 10 years after Jack Mossop's death. Another theory comes from an MI5 declassified file about Josef Jakobs - the last man to be put to death in the Tower of London on 15 August 1941. An Abwehr agent, he parachuted into Cambridgeshire in 1941 but broke his ankle when landing and was soon arrested by the Home Guard. On his person
RAF Upwood farmers after he had parachuted into the area, breaking a leg in the process. He was discovered to have maps of the RAF Upwood area, a code device and almost £500 cash in his possession. Jakobs was sent to London where, after a preliminary interrogation by MI5, he spent several months at Dulwich Hospital. Jakobs was transferred to Camp 020 in April 1941 where he was interrogated by agents of MI5. On August 4 and 5, Jakobs was tried by court-martial at the Duke of York's Headquarters where he was found guilty of treachery. Jakobs was executed by firing squad