Guernsey 'granite' was used to build St Paul's Cathedral steps, and other great works including London's Embankment.The Spring Jumper was a hand tool used to cut into Guernsey's extremely dense rock.

A Japanese film crew has visited the island as part of a knitting documentary which includes the Guernsey jumper. Nippon Hoso Kyokai or NHK, which is Japan's publicly funded broadcaster ...