. The manufacture of pulp and paper : a textbook of modern pulp and paper mill practice. Fig. 7.—Photomicrograph of a Block of Hemlock Wood. X 20.(Prepared by the Forest Products Laboratories of Canada.). Fig. 8.—Photomicrograph of a Block of Jack Pine Wood. X 20.(Prepared by the Forest Products Laboratories of Canada.) 12 PROPERTIES OF PULP WOOD §1 THE MINUTE STRUCTURE OF SPRUCE WOOD 11. Coniferous, or Resinous, Woods.—As before stated,spruce will here be taken as an example of coniferous, or resinous,woods; its structure will now be examined minutely. Fig. 9 is a diagram of a small block of
. The manufacture of pulp and paper : a textbook of modern pulp and paper mill practice. Fig. 7.—Photomicrograph of a Block of Hemlock Wood. X 20.(Prepared by the Forest Products Laboratories of Canada.). Fig. 8.—Photomicrograph of a Block of Jack Pine Wood. X 20.(Prepared by the Forest Products Laboratories of Canada.) 12 PROPERTIES OF PULP WOOD §1 THE MINUTE STRUCTURE OF SPRUCE WOOD 11. Coniferous, or Resinous, Woods.—As before stated,spruce will here be taken as an example of coniferous, or resinous,woods; its structure will now be examined minutely. Fig. 9 is a diagram of a small block of spruce wood, verymuch enlarged, showinga part of one annual ring.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpaperma, bookyear1921
