Sample of Mokumegane in sterling silver and titanium which was heated at 800°C to induce interference colours, also using a hot solution of potassium polysulphide. Made by Dr Ian Ferguson at the Royal College of Art, 1990-1996. sample of mokumegane in sterling silver and titanium 1990-1996
Copy, in silver and gold, of a 10th century Saxon pocket sundial, unsigned, 1939-1950. Original found in the Cloister Garth of Canterbury Cathedral in 1939, with gnomon and chain for suspension. The gnomon is inserted into the hole that corresponds to the appropriate month, then suspended by the chain. Replica of a 10th Century Saxon Pocket Sundial, 1939-1950 1939-1950 (replica); 901-1000 CE (original)