Operation South Coast: Germany's plans for the invasion of Britain revealed in rare Nazi book not seen for 70 years

With obscure technical diagrams and notes scrawled over its pages of faded colour maps, this book might appear as nothing more than an uninspiring aerial survey.

But these pictures are taken from Adolf Hitler's original war dossier of the planned Nazi invasion of Britain.

Unveiled for the first time 70 years to the day of Hitler's planned onslaught on England's south coast, the blueprints offer a chilling insight into what might have been on the morning of September 15, 1940....