Almanac, 1896

Almanac, 1896

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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. 1895 edition. Excerpt: compared with the Mercurial for weeks. It may seem incredible to some, but it is true, that while the standard Mercurial costs seventy-five to one hundred dollars, and our VVQRD AND VORxs barometer costs only Zen dallars, the latter is as reliable in its indications as the former. We have just reasons to be proud of such an achievement, and as the public discovers the facts in the case, the barometer will more and more take the place it should long ago have occupied in the minds of the masses. An intelligent use of the barometer for a proper length of time, will bring out in minor details many facts that cannot well be put into any treatise on the subject. It is with the barometer, as in everything else.--in its practical local use, there will be some things that every local observer will soon discover for himself. This fact should only enhance the barometer in one's estimation, as it is the pride of every investigative observer to make discoveries for himself. In the first place, the short brass hand on our barometer is not connected with the sensitive machinery, and has nothing to do with the indications. It is simply connected with the brass milled head that projects outside from the center of the glass face; it never moves itself and is only turned by your fingers by means of the brass head or nut, and is left standing over the long, steel hand of the barometer to show what the reading of the instrument was when last examined. Always give the face of the barometer several sharp taps with the end of your fingers when you wish to take the exact reading. This will assist the hand to overcome any possible friction and cause it to settle exactly where the actual pressure of the air demands that it should be. Remember always that...
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Product details

  • Paperback | 28 pages
  • 189 x 246 x 2mm | 68g
  • United States
  • English
  • black & white illustrations
  • 1236979591
  • 9781236979599