Popular Mechanics Volume 9, Nos. 2-12

Popular Mechanics Volume 9, Nos. 2-12

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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. 1907 edition. Excerpt: ...they wear twice as long as when I sent them to the laundry. A brilliant polish may be given to tarnished nickel by immersing in alcohol and 2 per cent of sulphuric acid from 5 to 15 seconds. Take out, wash in running water, rinse in alcohol, and rub dry with linen cloth. Barrel Stave Hammock A hammock made of barrel stave? is more comfortable than one would think, considering the nature of the material employed in making it. Good smooth staves should be selected.for this purpose, and if one cares to go to a little trouble a thorough sandpapering will make a great improvement. Cut half circles out of each stave/as shown at AA, and pass ropes around the ends as shown at B. When finished 1l e weight will then be supported by four ropes at each end, which allows the use of small sized ropes, such as clothes lines. A hammock of this kind A i-in. hole was bored in the center of a 2-in. square block. Two finishing nails were driven in, as shown in the sketch. These were connected to terminals of an induction coil. After everything w a s ready the powder was poured in the hole and a board weighted with rocks placed over the block. When the button is pressed or the circuit closed in some other way the discharge occurs. The distance between the nail points--which must be bright and clean--should be just enough to give a good, fat spark.--Contributed by Geo. W. Fry, San Jose. Cal. crossing a bay when the plug came out and could not be found. As the boat was rapidly filling the officer ordered one of the men to close the hole with his forefinger, which he did. Before reaching the shore a small shark came up under the boat and bit off the protruding end of the man's finger. The new automatic plug illustrated is always in working order, requires no attention, ..
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Product details

  • Paperback | 194 pages
  • 189 x 246 x 10mm | 354g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236556216
  • 9781236556219