Diagram of bracket and cantilever arms from the building manual Yingzao Fashi (published in 1103) of the Song Dynasty

Source

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  1. Wikipedia:Recent additions/2007/September#8 September 2007, Numbered archive of Main Page appearance.
  2. Wikipedia:Recent additions/2008/March#2 March 2008, Numbered archive of Main Page appearance.
  3. Wikipedia:Recent additions/2009/July#4 July 2009, Numbered archive of Main Page appearance.