The coded message was sent by Peter Gardner in a letter that was addressed to his mother and which accompanied a photo of an old school friend . Above: The tiny coded message with the photo.
The recently unearthed secret missive casts fascinating new light on how - right under their Nazi captors noses - Allied POWs communicated with the intelligence services
Staff at Britain s National Archives reportedly censored documents that had a request from the late Queen to keep the will of one of her relatives secret - the Countess of Harewood.