Public Health Organization

Public Health Organization

Public Health Organization

Public Health Organization

Public Health Organization

Public Health Organization

sewerage projects. He was well versed in hydraulics. He could build a dam or reservoir, and lay pipes and sewers. He knew a little bit of plumbing, but was not so sure of his ground in the installation of pumps and engines. He felt equally competent to construct irrigation works, water-works, or land drainage works, because the applications of hydraulics were involved in all these. As regards w...