  PAGE 2 To Attempt to Run an Automobile without Knowing how would be Regarded as Foolhardy 6 Where Sun-Power is Made into Food for Us 8 The Food Route in the Digestive System 10 The Salivary Glands 14 A Section of the Lining Surface of the Stomach 15 A Longitudinal Section of Stomach, or Peptic, Glands 23 A Cheap Home-Made Ice Box 30 A Baby-Milk Station 33 Clean, Dry Sunning Yards at a Model Dairy 34 Cleanliness before Milking 35 The Milking Hour at a Model Dairy 36 Milking by Vacuum Process 37 Washing the Bottles at a Model Dairy 38 Bacteria in Clean and in Dirty Milk 38 Danger from Dipped Milk 39 Milk Inspection at the Retail Store 44 A Thorough Baking, and a Valuable Crust 45 An Ideal Bakery with Light, Air, and Cleanliness 46 A Basement Bakery—A Menace to the Public Health 50 Candy, Like Other Foods, Should be Clean 54 A Small Store, Cleanly and Honest 61 The Joy of his Own Garden Patch 63 The Kitchen should be Cared for as One of the Most Important Rooms in the House 66 A Knowledge of Cooking is a Valuable Part of a Good Education 67 Boys, as well as Girls, should Know how to Cook 71 The Chained Cup 72 The Spouting Fountain 74 Nature's Filter-Bed 76 An Example of Good Farm Drainage 78 The Danger Spot on the Farm 80 Typhoid Epidemic in the Mohawk-Hudson Valley 82 Artesian Well Borings 84 A City Water Supply Brought from the Far Hills 86 A Reservoir and Costly Dam 87 Scraping the Sediment from the Bottom of a Reservoir 88 The Domestic Filter in Use 92 A Milk Station in a City Park 95 Proportion of Alcohol in Light Wine, in Beer, in Whiskey 105 A Board of Health Examination for Working Papers 106 A Test of Clear Head and Steady Nerves 109 Blood Corpuscles 112 Surface Veins and Deep-Lying Arteries of Inner Side of Right Arm and Hand 114 Diagram of Artery, Capillaries, and Vein 116 The Exterior of the Heart 117 Diagram of Valves in the Veins and Heart 118 The Blood-Route trought the Heart 121 The School Physician Examining Heart and Lungs 127 Rowing is a Splendid Exercise for Heart and Lungs 131 The Great Essential to Life—Air 134 Diagram of the Air Tubes and Lungs 137 "Improving their Wind" 145 The "Dark Room" Danger of the Tenements 146 Ventilating the Pupils, as well as the Classroom 147 A Well-Aired Classroom 148 A Healthful Arrangement of Windows and Shades 151 A Healthful Bedroom 152 Disease Germs 153 A Vacuum Cleaner 155 Exercise in the Cold is a Good Preventive of Colds 156 A Year of Consumption on Manhattan Island 157 Consumption in Chicago 159 A Report-Form from a Health Department Laboratory 160 A Sign that Ought not to be Necessary 161 A Comparative Death-Rate from Contagious Diseases 163 A Tuberculosis Tent Colony in Winter 165 An Outdoor Classroom for Tuberculous Children 169 The Layers of the Skin 171 The Glands in the Skin 181 Results of Tight Clothing 183 A Comfortable Dress for Outdoor Study in Cold Weather 185 As a Tonic, Swimming is the Best Form of Bathing 200 The Urinary System 205 The Muscle-Sheet 206 Use of Muscles in Bowling 207 Use of Muscles in Football 207 Patella and Muscle 211 The Human Skeleton 212 The Spinal Column 213 A Ball-and-Socket Joint 213 A Hinge Joint 214 Lengthwise Section of Bone 214 Cross Section of Bone 218 The Nervous System 229 The Position of the Body is an Index to its Health 230 Imprint of (1) Arched Foot and (2) Flat Foot 231 The Result of Wearing a Fashionable Shoe 234 Callus Formed around a Fracture 242 A Trained Body 245 Tug of War 246 The Giant Stride 248 School Gardening 249 A Wasted Chance for Public Health 250 An Obstacle Race 251 The High Jump 256 Adenoids 257 Mouth-Breathers 260 The Apparatus of Vision 263 A School Eye-Test 265 Disinfecting a Baby's Eyes at Birth 267 The Apparatus of Hearing 272 The Vocal Cords 278 Teeth—A Question of Care 279 A Tooth 282 The Replacing of the Milk Teeth 284 A Tooth-Brush Drill 290 The Winning Fight 291 Death-Rate from Measles 294 Death-Rate from Diphtheria and Croup 298 Bill of Health 301 Germs of Malaria 302 Culex 302 Anopheles 304 Oiling a Breeding Ground of Mosquitoes 310 An Educational Fly Poster 311 A Breeding Place of Flies and Filth 321 A Tourniquet 325 Poison Ivy 328 The New Method of Artificial Breathing PLATES IN COLORfacing 110 Diagram of the Circulatory System facing 198 Diagram showing General Plan and Position of Body-Machinery |
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