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#11
January 28th 06, 01:03 AM
posted to rec.aviation.homebuilt
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Wooden Notes
Rich S. wrote:
"wright1902glider" wrote in message oups.com... I've been entertaining the idea of building a Chanute-Herring glider from alternate wood like doug fir or possibly yellow poplar. Anyone got specs on yellow poplar? Didn't see it listed in AC43-13. Harry............... All I have is this table, copied from one of the old Emeraude newsletters: Essence Spec. Grav. Tension (psi) Yellow Poplar .44 8600 Alaska Cedar .46 9900 Douglas Fir .43 to .50 9000 to 10900 Fir .40 to .42 8400 to 9400 West. Hemlock .45 11000 East. White Pine .37 7600 West. Red Cedar .34 7100 Sitka Spruce .41 9400 Port Orford Cedar .43 10200 East. Cottonwood .43 7700 Rich S. Try this--it's the whole ball o' wax---(Forest products Laboratory wood handbook, http://search.netscape.com/ns/boomfr...e.com%2Fsearch Sorry 'bout the long url----just google the title..Jerry 
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