Woodworking for beginners; a manual for amateurs (1900)
Wheeler, Charles G. (Charles Gardner), 1855-1946 · New York and London, G. P. Putnam's sons · leaf 46
slight to be considered (Fig. 11). The result of allthis unequal shrink-ing is that the logtends to split, or crackopen, at the circum-ference (Fig. 12), thecracks running in to-ward the centre, inthe line of the med-ullary rays. If the logis halved or quarter-ed, so that the innerparts are… … Fig. 13. Although the shrinkage lengthways is not usually noticeable as affectingthe length of a board, it shows slightly by its effect in causing the pieces tospring, or become bowed lengthwise, as you will see in many boards whichhave been left free to spring while seasoning. 32 Woocl-Workinij…
Carpentry · Woodwork
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