. Public health bulletin. 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// >*!.:?: »•.-•«»?• >..•>/ Tf t*_ ?

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