Cyclopedia of architecture, carpentry, and building; a general reference work .. (1912)
American School (Lansing, Ill.) · Chicago, American school of correspondence · leaf 29
e hidden weakness or blemish whichis sufficient to warrant the rejection of the piece as not good enoughfor the particular purpose for which it is intended, and such weaknessesor blemishes are known as defects. Most of the defects which render timber unsuitable for buildingpurposes are due to… … Section of Log ShowingHeartshake various names as heartshakes, windshakes, starshakes, andknots. Other defects are due to deterioration of the timber afterit has been in place for some time or even before the tree has beenfelled, among which are dry rot and wet rot. The defects ofthe first class…
Architecture · Building
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