Small stone scarab pierced longitudinally with flat base engraved with design of standing harpist and seated figure 2000-1000
Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model. 1642-1649 (original); 1883 (model)
Cast of a Saxon Sundial, original at Kirkdale Church, Yorkshire 1935-1958 (reproduction); 1055-1064 CE (original)