Items of Interest Volume 15

Items of Interest Volume 15

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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. 1893 edition. Excerpt: ...nervous organization. There is an unequal development of brain and body. The teeth are prematurely erupted while imperfectly developed. The roots are prematurely absorbed. Their removal causes the premature eruption of the permanent teeth which, being brought into contact with external influences too early, are in their turn subject to early decay. The present system of education is more largely responsible for the vast amount of dental caries than anything else. We place the responsibility of raising our children on school teachers who, in nine cases out of ten, take up the business only as a step to something paying better, and who have no sense of the responsibility involved. A child has no business to be put to hard study till nature has provided it with a perfect apparatus with which to prepare the food to build up brain and body. Do not wean a child till it has an unbroken row of teeth. Do not put it to hard study till it has an unbroken row of permanent teeth. Nature will tell you when to put your child to school and when he is fit for it I ( Continued in our next.) Some one announces the discovery of a new use for tin. A cotton fabric is coated with a clear paste of commercial zinc powder and the white of eggs. This coagulates on being dried, when the treated article is dipped into a bath of perchlorid of tin. The tin is precipitated on the zinc, and the tissue after being rinsed and dried is calendered, a process that imparts a brilliancy to the deposited tin. Material thus treated is said to be flexible and to retain its ordinary strength. A NEW METHOD OF CLASPED PLATES vs. MOVABLE OR UNMOVABLE BRIDGE-WORK. Dr. W. G. A. Bonwill, Philadelphia. CONCLUDED FKOK PAGE 337. The objection to the system of bridging is that but few more

Product details

  • Paperback
  • 189 x 246 x 18mm | 590g
  • United States
  • English
  • black & white illustrations
  • 1236930096
  • 9781236930095