The Timbers of Commerce and Their Identification

The Timbers of Commerce and Their Identification

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1904 edition. Excerpt: ...and the rays are smaller size 3-4. The pores are equally numerous in the Autumn wood though smaller than those of the Spring wood. These details are taken from a section by Hough. No. 123. ELDER. Sambucus nigra. Linn. Plate IX. F1g. 77. Natural Order. Caprifoliaceae. Alternative Names. Sureau noir in France (69). SchwartzeHolder in Germany (131). Sources of Supply. Europe, West Asia, North Africa. Physical Characters, etc. Recorded dry-weight, 35J-64 lbs. per cu. ft. Hardness Grade 4, compare Hornbeam. Smell none when dry, like rose-water when green. Taste rather astringent. Burns indifferently, flame readily dies out but the embers glow in still air and consume away to the ash. Solution with water or alcohol colourless. Grain. Close, fine and dense. Surface of the ground somewhat lustrous. Bark. Corky, velvety and pleasant to the touch: fissured deeply to the bast: about inch thick. Uses, etc. Turnery: "Difficult to dry, ... much subject to splitting, ... combs, etc." (69). "Tough, shrinks much, not very durable" (131). Authorities. Hartig (42), pp. 31, 41. Schwartz (106), p. 482. Nordlinger (87). p. 539. Ditto (86), vol. iii. p. 75. Mathieu (69), p. 208. Wiesner (131), L. 12, p. 1007. A small tree seldom met with in logs of any size. Not readily confused with other woods. Colour. Light yellowish heart-wood: sap-wood white, about ten rings wide. Nordlinger regards it as a sap-wood tree. Anatomical Characters. Transverse section: --Pores. Just visible, fine, size 5, somewhat variable in size but not larger in the Spring wood than elsewhere: crowded in all parts of the ring, especially in the Spring wood, where they are from 71-150 per mm.: in groups of 2-7: a lightly branched or concentrically-waved arrangement in more

Product details

  • Paperback
  • 189 x 246 x 8mm | 281g
  • United States
  • English
  • black & white illustrations
  • 1236924576
  • 9781236924575