Sphere Representing Earth, Sea, and Sky [reverse], Pisanello, c. 1448/1449

Date: c. 1448/1449. Dimensions: overall (diameter): 7.81 cm (3 1/16 in.); gross weight: 168.68 gr (0.372 lb.); ; axis: 12:00. Medium: bronze. Collection: National Gallery of Art. Pisanello, Sphere Representing Earth, Sea, and Sky (reverse), c. 1448-1449, NGA 44356