Disposal of sewage and water-supply, 141.

Distilled water, 131.

Dogs and hydrophobia, 406.

"Don't Spit" axioms, 334.

Drafts from windows prevented, 79.

Drainage, 41;
around the house, 44, 50.

Drain, for house on side hill, 42;
from house plumbing, 200.

Drains leading to dug well, 104.

Driven well, in dug well, 105;
machinery, 119.

Driven wells, 118.

Drugs and their immoderate use, 275.

Dry heat for disinfection, 328.

Dry masonry for cellar walls, 55.

Dug wells, 112.

Dust and its dangers, 301.

Earache, 288.

Effect of bad ventilation, 73;
of hard water on health, 133;
of vegetable pollution of water, 135.

Elimination, of dangers of surface pollution, 140;
of mosquitoes, 381.

Enameled iron for plumbing fixtures, 196.

Epidemic diseases, 305.

Epidemics of typhoid fever, 354.

Eruption of measles, 372.

Eucalyptus trees and malaria, 378.

Evaporation from reservoirs, 103.

Exercise, after meals, 271;
of the body, 278.

Expectorations in cases of consumption, 334.

Exposure, and pneumonia, 346; of a house, 29.

External causes of disease, 312.

Eyes and their troubles, 290.

Factory life and disease, 301.

Fall River, Mass., water used in, 93.

Faucets for plumbing, 195.

Field-stone dam, 160.

Filter beds for sewage in winter, 221.

Filtration of sewage, 219.

Finishing concrete surfaces, 67.

Fire protection and water-supply, 98.

Fire streams and water flow, 97.

Fish as destroyers of mosquitoes, 381.

Fixtures for plumbing, 191.

Fleas and the bubonic plague, 393.

Fletcher, and chewing, 259;
and his two meals, 269.

Flies and typhoid fever, 359.

Floods and stone dams, 161.

Floor of cellars, 59.

Flow of underground water, 111, 143.

Flush tank for water-closet, 206.

Food, for consumptives, 340;
for various body needs, 258.

Food adulteration laws, 416.

Foods and beverages, 257.

"Foos" gas engine, 178.

Formaldehyde, 321.

Forms for concrete cellar walls, 65.

Foul-air outlet for ventilation, 81.

Foundation for dam, 160.

Freezing in plumbing, 190.

Fresh-air inlet for ventilation, 77.

Friction with fire streams, 98.

Fried foods, 269.

Fuel for pumping, 178.

Galvanized iron water tanks, 185.

Garbage for filling low ground, 37.

Gas engines for pumping, 177.

Gastric juice, 260.

Gate house for reservoirs, 165.

Goiter and soils, 33.

Goulds Manufacturing Co. pumps, 1