A series of coded messages from WWII remains uncracked. Who sent them and why?

The mysterious messages, sent via carrier pigeon, were discovered in a chimney decades later. Despite efforts by top codebreakers, they remain uninterpreted.
In 1982, a man renovating a house in Surrey, England, discovered a dead pigeon in the chimney. Attached to its leg was a small red capsule containing a coded message. It is believed to have been sent during WWII, but who sent it, to whom, and why remains a mystery. Even after being assessed by top codebreakers and the public, the message remains undeciphered, adding to the intrigue and speculation about its origin and purpose.
Location: Surrey, England
Year: 1982
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