Handicraft for handy boys; : practical plans for work and play with many ideas for earning money, (1911)
Hall, A. Neely (Albert Neely), b. 1883, Hall, Norman P., ill · Boston, : Lothrop, Lee & Shepard · leaf 73
nerally a little to one side of thecenter, is a circular core known as the pith, then sur-rounding this is a series of circles known as annual rings,and around the outside is the bark. The wood betweeneach two rings represents the amount of one yearsgrowth, and the annual rings are produced as a… … Fig. 63.Tree Structure. Fig. 64.Cracks in Loss. heart-wood and supplies the more solid and desirablematerial (unless the tree has started to decay, when thefirst signs are generally to be found here), while the outerwood is known as the sap-wood^ as it contains thegreater portion of the…
Woodwork · Toys · Amusements
Internet Archive · Boston Public Library · Public Domain Mark 1.0. Free to use for anything.
