Excerpt from Annual Report of the Board of Health of the Department of Health of the City of New York for the Year Ending December 31, 1906, Vol. 2BY william H. Park, M. D., Director of the Research Laboratory, and binford throne, M. D., Resident Physician, Hospital for Contagious Diseases, Department of Health.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.