School and Industrial Hygiene |
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Page 5
... VI . EXERCISE VII . CARE OF THE EYES VIII . SCHOOL - DESKS AND SEATS - IX . - A MODEL SCHOOL - ROOM • PAGE • 7 · • 14 • 19 • 24 • 28 • • · 34 48 64 · 79 85 · • 94 X. - VENTILATION AND HEATING XI . SITE , DRAINAGE , ETC. • M354643 1 *
... VI . EXERCISE VII . CARE OF THE EYES VIII . SCHOOL - DESKS AND SEATS - IX . - A MODEL SCHOOL - ROOM • PAGE • 7 · • 14 • 19 • 24 • 28 • • · 34 48 64 · 79 85 · • 94 X. - VENTILATION AND HEATING XI . SITE , DRAINAGE , ETC. • M354643 1 *
Page 80
... heating . Windows . - The direction from which light comes to the desk of a scholar is of great importance . It is universally agreed that for general purposes that which comes from the left is best . Almost all au- thorities of ...
... heating . Windows . - The direction from which light comes to the desk of a scholar is of great importance . It is universally agreed that for general purposes that which comes from the left is best . Almost all au- thorities of ...
Page 84
... the class - rooin in ordinary cases . The floor should be of hard , close - grained wood , of a kind which will not easily splinter . CHAPTER X. VENTILATION AND HEATING . T is impossible to 84 SCHOOL AND INDUSTRIAL HYGIENE .
... the class - rooin in ordinary cases . The floor should be of hard , close - grained wood , of a kind which will not easily splinter . CHAPTER X. VENTILATION AND HEATING . T is impossible to 84 SCHOOL AND INDUSTRIAL HYGIENE .
Page 85
... heating . The annual bills for heating and for ventilation de- pend equally on the price of coal . In practice it is found that , unless planned to work together , the " system " of ventilation often contradicts the " " sys- tem " of ...
... heating . The annual bills for heating and for ventilation de- pend equally on the price of coal . In practice it is found that , unless planned to work together , the " system " of ventilation often contradicts the " " sys- tem " of ...
Page 87
... heating entries or very exposed points . Apparatus for heating by steam or by hot water are generally to be praised . The great point to attend to is , that the air be not heated in excess . Stoves have several objectionable points . In ...
... heating entries or very exposed points . Apparatus for heating by steam or by hot water are generally to be praised . The great point to attend to is , that the air be not heated in excess . Stoves have several objectionable points . In ...
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adult allowed Amherst College amount Astigmatism attend Aurist better body boys brain causes cent CHAPTER chest chil child classes Cloth danger deformity desk-lid Diphtheria disease distance dren duty dyspepsia edge Edition Edwin Chadwick effect excessive exercise eyes fact fatigue feet foot-rest fresh air girls give gymnastics habit Health Primers heat height Hospital Hygiene Illustrations inches injury Jefferson Medical College labor large number light lumbar vertebræ Manual meals Medical College mental mind muscles myopia near-sight Nurses objects Obstetrics oculist person Philadelphia physician play poisonous position practical prevent Professor public schools pupils rest retina Rush Medical College scholars SCHOOL-DESKS AND SEATS school-life school-rooms shoulder-joint shoulders sitting sleep spinal curvature spine suitable teach teacher tendency thing three hours tion University of Pennsylvania ventilation vigorous women writer's cramp writing young
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Page 134 - A child, young person, or woman, shall not be allowed to work between the fixed and traversing part of any self-acting machine while the machine is in motion by the action of steam, water, or other mechanical power.