Educational woodworking for home and school (1908)
Park, Joseph C. (Joseph Charles), b. 1872 · New York, The Macmillan company · leaf 267
Fig. 240. —Wood of chestnut. 246 EDUCATIONAL WOODWORKING summer wood, while in the black or red oaks the poresare larger, few in number, and mostly isolated. The live … Fig. 241.— Wood of hickory. oaks, as far as structure is concerned, belong to the black oaks, but arc Hindi less porous, and arc exceeding heavyand hard. III. Diffuse-porous Woods | A few indistinctly ring-porous woods of Group II, D, and cedarelm may semi to belong here.] A. Pores varying in size…
Woodwork (Manual training)
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