Repeat: Other suspicious marks which showed up when British spies investigated  aerial photographs were strange marks in a field near Newquay, Cornwall, and a white circle with the word 'Marden' inscribed inside it in a field near Staplehurst, Kent, while agents were also tasked with probing reports of lights in the sky.
Other suspicious marks which showed up when British spies investigated  aerial photographs were strange marks in a field near Newquay, Cornwall, and a white circle with the word 'Marden' inscribed inside it in a field near Staplehurst, Kent, while agents were also tasked with probing reports of lights in the sky.