. Public health bulletin. Pig. 6.—Water-tight concrete vault, fly-proof, well ventilated, economical. Lumber for seat, lids, back door, and flue.—Fifty feet b. in. 1-inch hoards;one 56-inch hoard, 12 inches wide; two, 2 by 4. 20 inches long; two. 2 by 4, 31inches long : one, 2 by 4, 48 inches long; one. 2 by 4. 56 inches long; two, 2 by 4, 12inches long. Hinges.—Two hinges for back door; four hinges for seat covers. 34 THE DISPOSAL OF HUMAN EXCKETA IN RURAL DISTRICTS. Thi problem.—The disposal of human excreta in rural districts,where a modern sewerage system is a financial impossibility, pre-
. Public health bulletin. Pig. 6.—Water-tight concrete vault, fly-proof, well ventilated, economical. Lumber for seat, lids, back door, and flue.—Fifty feet b. in. 1-inch hoards;one 56-inch hoard, 12 inches wide; two, 2 by 4. 20 inches long; two. 2 by 4, 31inches long : one, 2 by 4, 48 inches long; one. 2 by 4. 56 inches long; two, 2 by 4, 12inches long. Hinges.—Two hinges for back door; four hinges for seat covers. 34 THE DISPOSAL OF HUMAN EXCKETA IN RURAL DISTRICTS. Thi problem.—The disposal of human excreta in rural districts,where a modern sewerage system is a financial impossibility, pre-sents a very vital problem. In those districts where the insanitarypit and surface privies arc in use. typhoid fever, dysentery, summer t>.vj .?:.M ; trr: ?>. a . ^ ? l<g 4\ ???<!?. imrrr- Fig. 7. complaint, hookworm, and many other serious diseases each yearcause much needless sickness and death. The old system.—These open, disgustingly insanitary privies vio-late every sense of decency and cleanliness and are a reflection uponthe intelligence of the people using them. 35 They are open to flies, and throughout the fly season millions ofthese filthv insects swarm over and breed in this human filth, and iBocA Hbl/of Abuse4 D Vent Ins/Je House Sec^unof Ti~,/>e, AOver hfa// weferproof.
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