Reference Material for your PC:
Forest Products Laboratory. 1999. Wood handbook--Wood as an engineering material. Gen. Tech. Rep. FPL-GTR-113. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 463 p.
The Link: Here
ttp://www.fpl.fs.fed.us/documnts/FPLGTR/fplgtr113/fplgtr113.htm
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