The World Book; Organized Knowledge in Story and Picture Volume 7

The World Book; Organized Knowledge in Story and Picture Volume 7

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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. 1917 edition. Excerpt: ...with screens as to keep out flies and mosquitoes. With proper protection in the way of bedding and night robes, these porches may be occupied throughout the year. Consult Powell's Art of Natural Sleep; Brace's Sleep and Sleeplessness. Itelated Subjects. The reader is referred to the following articles in these volumes: Baby Heating and Ventilation, Dreams subtitle The Venti Insomnia lating Problem Somnambulism SLEEP'ING SICK'NESS, a fatal disease occurring in the equatorial districts of Africa, so called because in the last stages the victim passes into a state of heavy drowsiness which terminates in coma and death. The disease is caused by a minute animal parasite, the carrier of which is the tsetse fly. The early symptoms are irregular fever, headache, inability to sleep and weakness. The glands all over the body are enlarged, and a red eruption appears on the skin. As the disease progresses the victim grows continually weaker, and a desire for sleep comes upon him, increasing until he can with difficulty be aroused. There are tremblings of the hand and tongue which, toward the last, develop into convulsions. Every patient sleeps himself to death, for there is no cure. Careful nursing has been known to postpone the later symptoms. The duration of the disease varies with individuals; a victim may live for several years. SLEEP WALKING. See Somnambulism. SLIDELL, slidel', John (1793-1871). See Mason And Slidell. SLIME MOLDS, minute plants of very simple structure which are found upon decaying wood and sometimes on soil containing a large proportion of humus. These molds are of special interest because of their resemblance to minute animals. In fact, they have been described as belonging both to the animal and to the vegetable kingdoms. The spores...
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Product details

  • Paperback | 556 pages
  • 189 x 246 x 29mm | 980g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236641981
  • 9781236641984