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Titles
- Pittsburgh new Water Works: report of the Board of Examiners and hydraulic engineers, with estimates of cost of work : submitted March, 18711
- Practical hygiene, as it relates to a proper water supply, and the defective sewage of cities and towns, hospitals and asylums1
- Preliminary report on the best means of supplying the city of Peoria with water1
- Preliminary report with reference to extension of the new Pittsburgh Water Works1
- Proceedings had in Board of Supervisors and reports of engineer in the matter of furnishing water supplies for the city and county of San Francisco1
- Professor W.R. Nichols on the Boston water supply1
- Protegeons les sources1
- Protégez vous--: protégez votre eau1
- Providence Water Works: report of the chief engineer, January, 18711
- Proyecto del desagüe y saneamiento de la Ciudad del Valle de México1
- Proyectos de mejoras materiales de salubridad é higiene en el puerto de Tampico1
- Public water supplies in their relation to public health1
- Public water-supply for small towns1
- Pure drinking water: how to secure it1