Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 37
Fig. 9. Log Showing Checks Fig. 10. Finished TimberShowing Checks for the market they show themselves in the form of cracks whichextend along the faces of solid squared timbers and boards, seriouslyimpairing their strength. Fig. 10 shows checks as they would appearin a square post or column.…
Architecture · Building
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