CONTENTS.

ILLUSTRATIONS.

INTRODUCTION.

DISPOSAL OF SEWAGE.

PROTECTION OF DRINKING; WATER.

CONCLUSION.

U. S. DEPARTMENT OF AGRICULTURE.

FARMERS' BULLETIN · No. 43.

SEWAGE DISPOSAL ON THE FARM,

AND

THE PROTECTION OF DRINKING WATER.

BY

THEOBALD SMITH, M. D.,

Professor in Harvard University,
Pathologist to the Massachusetts State Board of Health, etc.