Excerpt from Transactions of the American Institute of Mining Engineers, Vol. 1: May, 1871, to February, 1873 The present volume contains the rules of the Institute, a list of members and associates, an abstract of the proceedings of the first two years, and a number of papers selected from those proceedings. There is, therefore, nothing new in it. The papers have all been published, according to the custom of the Institute, in the Engineer ing and Mining Journal, and many of them have been copied into other periodicals. They are republished here, solely to enable mem bers and associates to preserve them in convenient form. 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.