Nordic Bronze Age objects. These valuable metals were all imported, primarily from Central Europe, but they were often crafted locally and the craftsmanship and metallurgy of the Nordic Bronze Age was of a high standard. The archaeological legacy also comprise locally of crafted wool and wooden objects and there are many tumuli and rock carving sites from this period, but no written language existed in the Nordic countries during the Bronze Age. The rock carvings have been dated through comparison with depicted artifacts, for example bronze axes and swords. There are also numerous Nordic Stone Age rock carvings, those of northern Scandinavia mostly
Bronze Age dynasty" period of Chinese prehistory (16th to 11th centuries BC), and the "Later Bronze Age" as equivalent to the "Zhou dynasty" period (11th to 3rd centuries BC, from the 5th century also dubbed "Iron Age"), although there is an argument to be made that the "Bronze Age" proper never ended in China, as there is no recognizable transition to an "Iron Age". Bronze metallurgy in China originated in what is referred to as the Erlitou () period, which some historians argue places it within the range of dates controlled by the Shang dynasty. Others believe the Erlitou sites belong to