Excerpt from Geschichte der Biologischen Theorien, Seit dem Ende des Siebzehnten Jahrhunderts, Vol. 1 Die Aufgabe des historischen Studiums ist es, die historischen Ele mente in unserem Wissen zu entdecken und danach das Material fur die Unterscheidung des tatsachlich Begrundeten von dem von andern Ubernommenen zu sammeln, um auf diesem Wege zu einer freien Ubersicht uber das Gebiet der Biologie zu gelangen. 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."