Bench work in wood; a course of study and practice designed for the use of schools and colleges (1905)
Goss, W. F. M. (William Freeman Myrick), 1859-1928 · Boston, New York, Ginn & company · leaf 180
ION. 161 strength to the structure and hold it together. Nearly the wholevolume of wood, over ninety per cent in pine, is made up ofwood cells. Most of these are long and slender, with theirlength coinciding in direction with that of the trunk or branchthey have built up ; and in many cases their… … splits with the grain. Medullary rays are thin platesof cellular tissue which run from the pith to the bark onall sides, strengthening and binding together the longitudinalcells. To the unaided eye these rays appear as simple linesin a cross-section of wood, and as glistening plates in…
Woodwork (Manual training)
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