Medieval Bronze Key. A large bronze key with open-work quatrefoil handle. 13th-14th century. 97 mm long. Complete but with a patchy green patina in places.

Medieval Bronze Casket Key. A copper-alloy casket key with circular shaped handle. 13th-14th Century. North Yorkshire. 42mm long. Complete with perfect glossy green patina.

Medieval Bronze Casket Key. A bronze casket key with lozenge shaped handle. 13th-14th Century. Lincolnshire. 42 mm long. Complete.

Medieval Bronze Casket Key. A bronze casket key with circular shaped handle. 13th-14th Century. North Lincolnshire. 38 mm long.

Medieval Bronze Casket Key. A bronze casket key with circular shaped handle. 13th-14th Century. Yorkshire. 38 mm long.

Medieval Bronze Casket Key. A bronze casket key with circular shaped handle. 13th-14th Century. Yorkshire. 32 mm long.

Medieval Bronze Casket Key. Manufactured from a single sheet of bronze and hammered in to shape. 13th-14th Century. North Yorkshire. 48 mm long.

Medieval Bronze Casket Key. A bronze casket key with lozenge shaped handle. 13th-14th Century. Lincolnshire. 36 mm long. Complete.

Medieval Bronze Casket Key. A bronze casket key with circular shaped handle. 13th-14th Century. Yorkshire. 38 mm long. Complete.

Medieval Bronze Casket Key. A copper-alloy casket key with circular shaped handle. 13th-14th Century. Lincolnshire. 35mm long. Complete.

Medieval Bronze Casket Key. A copper-alloy casket key with circular shaped handle. 13th-15th Century. Lincolnshire. 36mm long. Complete.

Medieval Bronze Casket Key. A copper-alloy casket key with circular shaped handle. 13th-14th Century. North Yorkshire. 34mm long. Complete.

Medieval Bronze Casket Key. A copper-alloy casket key with circular shaped handle. 13th-14th Century. North Yorkshire. 39mm long. Complete.