Excerpt from The Copper and Bronze Ages in South America To all those who in one way or another have helped to defray the expenses of producing this work, or have assisted me in it, I hereby offer my sincerest thanks. Above all I would thank Afr Hultgren for the agreeable collaboration I have eu joyed with him, and the Directors of the Svenska Kullagerfa brikens S. K. F. For generously permitting the use of their laboratory for executing the metallographic examination of the objects. 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.