Escritt, L. B. The work of the public health engineer : a textbook on water supply, sewerage, sewage treatment, and the sanitation of buildings / L. B. Escritt & Sydney F. Rich. - 3rd ed. - London : Macdonald & Evans, c 1959. - xxv, 823 p. : ill. ; 25 cm. includes bibliography [P. 793-802] and index. 400 400 Subjects--Topical Terms: Public Health Engineer--work. Dewey Class. No.: 628 / M363w