Period:Unknown Production date:30-150 Materials:copper alloy Technique: Dimensions:Diameter: 18 millimetres Diameter: 20 millimetres Weight: 3.98 grammes Description: Coin. Sino-Kh...

Period:Unknown Production date:1368-1398 Materials:copper alloy Technique: Dimensions:Weight: 3.79 grammes Description: Copper alloy coin: Hongwu tongbao. (whole) IMG Comments:

Period:Qing dynasty Production date:19thC Materials:copper alloy Technique: Dimensions:Diameter: 33 millimetres Weight: 9.46 grammes Description: Copper alloy coin-shaped charm. (w...

Period:Unknown Production date:7thC Materials:copper alloy, gold, Technique:cast, gold-plated, Dimensions:Diameter: 20 millimetres Weight: 0.80 grammes Description: A copper alloy ...

Period:Unknown Production date:1368-1398 Materials:copper alloy Technique: Dimensions:Weight: 2.78 grammes Description: Copper alloy coin: Hongwu tongbao. (whole) IMG Comments:

Period:Unknown Production date:1368-1398 Materials:copper alloy Technique: Dimensions:Diameter: 22 millimetres Weight: 3.34 grammes Description: Copper alloy coin: Hongwu tongbao. ...

Period:Song dynasty Production date:1208-1225 Materials:copper alloy Technique: Dimensions:Diameter: 47 millimetres Weight: 24.82 grammes Description: Copper alloy coin-shaped char...

Period:Unknown Production date:1616-1625 Materials:copper alloy Technique: Dimensions:Weight: 5.68 grammes Description: Uniface copper alloy coin: Tianming tongbao. Manchu script. ...

Period:Xin dynasty Production date:7 Materials:copper alloy Technique: Dimensions:Height: 76 millimetres Weight: 32.71 grammes Width: 30 millimetres Description: Copper alloy knife...

Period:Unknown Production date:1918 Materials:copper alloy Technique: Subjects:mammal Dimensions:Diameter: 23 millimetres Weight: 3.17 grammes Description: Copper alloy coin with 8...