PAPER Records of the first century B.C. show that paper was then already being made from waste silk fibre. In the Eastern Han dynasty (A.D. 24-220) its use spread rapidly after Tsai Lun, a court...
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PAPER Records of the first century B.C. show that paper was then already being made from waste silk fibre. In the Eastern Han dynasty (A.D. 24-220) its use spread rapidly after Tsai Lun, a court...