Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 53
Fig. 154.—Lining Log Timber. FB similar lines to the above, resulting in j 6 AF ——- ; and with a log of diameter ab = — v o d the depth of the stiffest beam will be•866d and the breadth 5d. Selecting- Timber. See that timber is free from sap, large orloose knots, flaws, shakes, stains or… … Fig. 155.—Lining Balk Timber. wood, the lighter is the sappy portion usuallywhen dry. Good timber should be uniformin substance, straight in fibre, and nottwisted, warped, or waney. Diagonal knotsare particularly objectionable in timber forpiles. Good timber should smell sweetwhen fresh cut, and it…
Carpentry · Joinery
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