Excerpt from Radiocarbon Dating at the Illinois State Geological SurveyEven though several sources of error are inherent in the fundamental radiocarbon dating principle, this method is the most reliable and widely used method in the field of geochronology. The variations would not affect age measurements to the extent that a glacial substage might be misplaced in time sequence.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.