Cyclopaedia of Useful Arts, Mechanical and Chemical, Manufactures, Mining and Engineering; In Three Volumes, Illustrated by 63 Steel Engravings and 3063 Wood Engravings Volume 1

Cyclopaedia of Useful Arts, Mechanical and Chemical, Manufactures, Mining and Engineering; In Three Volumes, Illustrated by 63 Steel Engravings and 3063 Wood Engravings Volume 1

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1868 edition. Excerpt: ...during the three years named is as follows: --1859. I860. 1801. From United Slates cwts. 8,586,672 9,963,309 7,310,9S9 Brazil 200,705 154,347 154,378 Egypt 336,313 392,447 365,108 British Kast Indies.. 1,717,240 1,822,689 3,295,004 Other countries.... 105,401 80,304 91,619 Total.. 10,916,331 12,419,096 11,223,078 In 1861 cotton manufactures were imported to the value of 783,043. The computed real value of the raw cotton imported in the eleven months ending 30th November, 1801, is as follows: --From the United States, 20,549,717; from Brazil, 556,052; from Egypt, 1,270,840; from British East Indies, 7,278,537; from other countries, 275,309; making a total of 35,940,055. Within the same period the value of the import of cotton manufactures not made up was 664,763. The exports of raw cotton in 1861 amounted to 2,662,947 cwts., and of foreign cotton manufactures to the value of 139,878. Our exports of cotton of British manufacture, including calicoes, cambrics, and muslins, fustians and mixed stuffs, were of the declared value as follows: --COUPLINGS. When a line of shafting is of greater length than can be cast or forged In one continuous line, the ends of the shafts are joined together by what are called coupling!; they are also used to disconnect parts of the gearing beyond a certain point of the line, and also to connect and disconnect particular machines. It does not appear, at first view, to be difficult to unite or couple the ends of two shafts, so as to make them act as if they were one piece; nor would it be difficult if machinery could be made perfectly true, if their parts wore not liable to wear and tear, and the supports not...show more

Product details

  • Paperback | 828 pages
  • 189 x 246 x 42mm | 1,447g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236623436
  • 9781236623430