Excerpt from Thirty-Second Annual Report of the Provincial Board of Health of Ontario, Canada, for the Year 1913The courtesy of the various municipal authorities, the United States War Depart ment Corps of Engineers, the Weather Bureaus of the United States and Canada, and the Bureaus of the Census in both countries, is gratefully acknowledged.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.