Excerpt from A Treatise on Diphtheria: Its History, Etiology, Varieties, Pathology, Sequelae, Diagnosis, and Homoeopathic Therapeutics Diphtheria has been in every part of the world. It has prevailed in every country in Europe, from the semi-tropical climate of Southern Spain to the Baltic Provinces of Russia, and at every season so that in Italy it has been supposed that the progress of the disease was favored by the heat of summer, and in the north of Europe, the winter has been considered the chosen sea son for its ravages. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This 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.