Annual Report of the Provincial Board of Health of Ontario Being for the ...

By Provincial Board of Health of Ontario , Provincial Board of Health of Ontario

Subjects: public health, health, water, water supply, provincial, sanitary, deaths, disease, years ago, cases, public water, sewage, total deaths, board, provincial board, typhoid, medical health, river water, annual report, typhoid fever

Description: Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb.