Some vols., 1920-1949, contain collections of papers according to subject.

Excerpt from Annual Report of the Wisconsin Geological Survey: For the Year 1877 In accordance with this view, the present report will be made as brief as is consistent with the purposes it is designed to subserve, and the energies of the corps devoted to the elaboration of the more complete report. 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.