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Taotie pattern block used to imprint decoration to bronze vessels during casting. This was a more efficient way to decorate than hand carving each mold. Pattern was excavated at the Houma Foundry in Shanxi Province (from circa 453 BC). |
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Pieces from clay mold for casting coins during the Han dynasty (circa 206 BC to 220 AD). |
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Vents pierced in the bottom of a vessel to let hot gasses escape. |
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Clay mold for casting a bell. |
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Bottom of bronze tripod ding vessel showing criss cross pattern used to vent hot gasses during casting process. |
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