1680 bcの例文

• Sir Norman Lockyer proposed a date of 1680 BC based entirely on an incorrect sunrise azimuth for the Avenue, aligning it on a nearby Ordnance Survey trig point, a modern feature.
• He also worked on the archaeological remains of Bronze Age seagoing ships in Northern Europe, establishing that vessels of considerable size and architectural sophistication capable of large-scale overseas travel existed in the era of 2030-1680 BC.