coolthingoftheday:The Sword of Goujianis an archaeological artifact of the Spring and Autumn period
coolthingoftheday:The Sword of Goujian is an archaeological artifact of the Spring and Autumn period (771 to 403BC) found in 1965 in Hubei, China. Forged from copper and tin, it is renowned for its unusual sharpness and resistance to tarnish that is rarely seen in artifacts so old. This historical artifact of ancient China is currently in the possession of the Hubei Provincial Museum. -- source link