ancient Chinese struck half-tube zither, now obsolete. Early forms had five strings that appear to have been struck with a bamboo stick. The ...
Found on http://www.britannica.com/eb/a-z/z/7


[string instrument] The zhu (筑; pinyin: zhú) was an ancient Chinese string instrument. Although it is no longer used, three very old specimens in varying degrees of preservation survive. One with five strings, dating to approximately 433 BC, was discovered in the Tomb of Marquis Yi of Zeng, in the Hubei province of central China. It firs...
Found on http://en.wikipedia.org/wiki/Zhu_(string_instrument)
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